1111111111111111111111111111#1M11111111111111111111111111
`
`US006120165A
`[11] Patent Number:
`[n] Patent Number: (cid:9)
`[45] Date of Patent: (cid:9)
`[45] Date of Patent:
`
`6,120,165
`6,120,165
`Sep. 19, 2000
`Sep. 19, 2000
`
`United States Patent [19]
`Ulllted States Patent [19]
`Shalvi
`Shalvi
`
`[54] OUTDOOR SOLAR LAMP
`[54] OUTDOOR SOLAR LAMP
`
`[75] Inventor: Ram Shalvi, Ramat-Hasharon, Israel
`[75] Inventor: Ram Shalvi, Ramat-Hasharon, Israel
`
`[73] Assignee: Solar Wide Industrial Ltd., The Hong
`[73] Assignee: Solar Wide Industrial Ltd., The Hong
`Kong Special Administrative Region of
`Kong Special Administrative Region of
`the People's Republic of China
`the People’s Republic of China
`
`[21] Appl. No.:
`[21] Appl' No‘
`[22] PCT Filed:
`[22] PCT Filed:
`
`09/214,560
`09/214’560
`Jul. 9, 1997
`Jul. 9, 1997
`
`[86] PCT No.:
`[86] PCT No.:
`
`PCT/GB97/01845
`PCT/GB97/01845
`
`Jun. 3, 1999
`§ 371 Date:
`Jull- 3, 1999
`§ 371 Date?
`§ 102(e) Date, Jun_ 3’ 1999
`§ 102(e) Date: Jun. 3, 1999
`
`[87] PCT Pub. No.: W098/01699
`[87] PCT Pub. No.: W098/01699
`
`PCT Pub. Date: Jan. 15, 1998
`PCT Pub. Date: Jan. 15, 1998
`_
`_
`_
`_
`_
`Foreign Application Priority Data
`[30]
`Foreign Application Priority Data
`[30] (cid:9)
` 96146402
`Jul. 10, 1996 [GB] United Kingdom (cid:9)
`Jul. 10, 1996 [GB]
`United Kingdom ............... .. 96146402
`
`[51] Int. C1.7
` F21L 4/02; F21V 23/00
`[51]
`Int. Cl.7 .............................. .. F21L 4/02; F21V 23/00
`_
`_
`_
`[52] U.S. Cl. (cid:9)
` 362/276; 362/183; 362/802;
`[52] US. Cl. ........................ .. 362/276, 362/183, 33612454339,
`315/149
`_
` 315/149, 155,
`[58] Field of Search (cid:9)
`[58] Fleld of 2325/2216:
`315/156; 340/565, 567; 362/183, 276, 802,
`’
`’
`’
`’
`18’4 20’
`184, 20
`’
`
`[56]
`[56] (cid:9)
`
`References Cited
`References Cited
`
`U.S. PATENT DOCUMENTS
`U.S. PATENT DOCUMENTS
`
`4,982,176
`
`1/1991 SchWarZ . . . . . . . .
`
` 362/431
`4,890,093 12/1989 Allison et al. (cid:9)
`.... .. 362/431
`4,890,093 12/1989 Allison et al. .
` 340/567
`4,982,176
`1/1991 Schwarz (cid:9)
` 362/148
`5,145,247
`9/1992 Mandy (cid:9)
`. . . . .. 362/148
`5,145,247
`9/1992 Mandy . . . . . .
` 340/567
`5,155,474 10/1992 Park et al. (cid:9)
`.... .. 340/567
`5,155,474 10/1992 Park er al.
` 362/183
`5,217,296
`6/1993 Tanner et al. (cid:9)
`.... .. 362/183
`5,217,296
`6/1993 Tanner et a1. ..
` 340/567
`5,477,212 12/1995 Rumpel (cid:9)
`. . . . .. 340/567
`5,477,212 12/1995 Rumpel . . . . . . . . .
` 362/20
`5,713,655
`2/1998 Blackman (cid:9)
`5,713,655
`2/1998 Blackman ............................... .. 362/20
`
`. . . . .. 340/567
`
`FOREIGN PATENT DOCUMENTS
`FOREIGN PATENT DOCUMENTS
`
`3735217 4/1989 Germany .
`3735217 4/1989 Germany .
`
`Primary Examiner—Alan Cariaso
`Primary Examiner (cid:9) Alan Cariaso
`Attorney, Agent, or Firm—Jackson Walker L.L.P.
`Attorney, Agent, or Firm—Jackson Walker L.L.P.
`
`[57] (cid:9)
`[57]
`
`ABSTRACT
`ABSTRACT
`
`An outdoor solar lamp has a stand (10), with a foot (11), that
`An outdoor solar lamp has a stand (10), With a foot (11), that
`supports a solar cell panel (12) in a housing (13). A passive
`supports a solar cell panel (12) in a housing (13). A passive
`infrared motion detector (14) is mounted in a peripheral
`infrared motion detector (14) is mounted in a peripheral
`surface of the housing (13). Incandescent lamps and a
`surface of the housing (13). Incandescent lamps and a
`halogen lamp (not shoWn) are supported behind diffusers (15
`halogen lamp (not shown) are supported behind diffusers (15
`.
`.
`and 16) respectively. The incandescent lamps operate auto-
`and 16) respectively. The incandescent lamps operate auto
`ma?cally to be turned ON and OFF as required in a
`matically to be turned ON and OFF as required in a
`generally known manner. The halogen lamp is provided for
`generally knoWn manner. The halogen lamp is provided for
`security and is controlled to be turned ON When motion is
`security and is controlled to be turned ON when motion is
`sensed by the detector (14) to illuminate and indicate the
`sensed by the detector (14) to illuminate and indicate the
`presence of an intruder. A security mode of the halogen lamp
`presence of an intruder. Asecurity mode of the halogen lamp
`is armed and disarmed remotely, using a handheld infrared
`is armed and disarmed remotely, using a handheld infrared
`transmitter.
`transmitter.
`
` 362/183
`4,841,416 6/1989 Doss (cid:9)
`4,841,416
`6/1989 Doss ...................................... .. 362/183
`
`2 Claims, 3 Drawing Sheets
`2 Claims, 3 Drawing Sheets
`
`12
`12
`\F
`SOLAR PANEL/
`SOLAR PANEL/
`POWER SUPPLY
`POWER SUPPLY
`
`719
`19
`I/
`BATTBQY
`BATTERY
`
`20
`F/
`
`LOW
`Low
`BATTERY
`BATTERY
`DETECTOR
`DETECTOR
`
`14
`‘I4
`\
`\
`PIR
`PIR
`DETECTOR
`DETECTOR
`
`27
`/
`/7
`'
`
`PIR
`PIR
`AMPLIFIER
`AMPLIFIER
`
`LIGHT
`LIGHT
`SENSOR
`_ SENSOR
`
`25/
`
`21
`21
`I/
`
`LOGIC &
`LOGIC 8'
`TIMING
`TIMING
`EONTROL 21.
`24
`CONTROL
`
`MARKER
`MARKER
`LAMPS
`LAMPS
`
`7-22
`/22
`/
`
`HIGH r-23
`HIGH
`/23
`POWER
`POWER
`LAMP
`LAMP
`
`SENSITIVITY /26
`26
`SENSITIVITY (cid:9)
`& TIMING
`8. TIMING
`
`/
`
`CONTROL
`EU‘ITROL
`
`Jiawei et al. Exhibit 1012 Page 1
`
`(cid:9)
`(cid:9)
`(cid:9)
`(cid:9)
`(cid:9)
`(cid:9)
`

`

`U.S. Patent
`U.S. Patent
`
`Sep. 19,2000
`Sep. 19, 2000
`
`Sheet 1 of 3
`Sheet 1 of3
`
`6,120,165
`6,120,165
`
`12
`12
`
`14
`11+
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`15
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`11
`11
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`F I G .1
`
`Jiawei et al. Exhibit 1012 Page 2
`
`

`

`U.S. Patent (cid:9)
`
`Sep. 19, 2000 (cid:9)
`
`Sheet 2 of 3 (cid:9)
`
`6,120,165
`
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`
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`Jiawei et al. Exhibit 1012 Page 3
`
`

`

`U.S. Patent (cid:9)
`U.S. Patent
`
`Sep. 19,2000
`Sep. 19, 2000 (cid:9)
`
`Sheet 3 of3
`Sheet 3 of 3 (cid:9)
`
`6,120,165
`6,120,165
`
`0
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`Jiawei et al. Exhibit 1012 Page 4
`
`(cid:9)
`

`

`1
`1
`OUTDOOR SOLAR LAMP
`OUTDOOR SOLAR LAMP
`
`6,120,165
`6,120,165
`
`The invention relates to outdoor solar lamps.
`The invention relates to outdoor solar lamps.
`Solar lamps are already knoWn Which have a battery that
`Solar lamps are already known which have a battery that
`is charged up during daylight hours by solar radiation and
`is charged up during daylight hours by solar radiation and
`Which provide light at night in gardens and open spaces
`which provide light at night in gardens and open spaces
`When required. Generally, the lamp output is of relative loW
`when required. Generally, the lamp output is of relative low
`intensity and incandescent lamps are used (see US. Pat. No.
`intensity and incandescent lamps are used (see U.S. Pat. No.
`4,982,176). This may be quite satisfactory for normal illu
`4,982,176). This may be quite satisfactory for normal illu-
`mination but When illumination output is required to be
`mination but when illumination output is required to be
`signi?cantly greater, for security purposes for example, the
`significantly greater, for security purposes for example, the
`presently used lamps are not satisfactory.
`presently used lamps are not satisfactory.
`It is an object of the invention to overcome or at least
`It is an object of the invention to overcome or at least
`reduce this problem.
`reduce this problem.
`According to the invention there is provided an outdoor
`According to the invention there is provided an outdoor
`solar lamp having a rechargeable battery, a solar panel, a
`solar lamp having a rechargeable battery, a solar panel, a
`halogen lamp, a lamp drive circuit, and a passive infra-red
`halogen lamp, a lamp drive circuit, and a passive infra-red
`motion detector, in Which the lamp is supplied With poWer
`motion detector, in which the lamp is supplied with power
`via the drive circuit When the motion detector is initiated.
`via the drive circuit when the motion detector is initiated.
`The lamp may include one or more illuminating incan-
`The lamp may include one or more illuminating incan
`descent or light emitting diode lamps and an automatic
`descent or light emitting diode lamps and an automatic
`control circuit to supply poWer from the battery to the lamps
`control circuit to supply power from the battery to the lamps
`during at least part of each night.
`during at least part of each night.
`Where two or more illuminating lamps are used they are
`Where tWo or more illuminating lamps are used they are
`preferably electrically connected in series, each lamp having
`preferably electrically connected in series, each lamp having
`a parallel circuit through which current can automatically
`a parallel circuit through Which current can automatically
`pass if the lamp fails and goes open-circuit.
`pass if the lamp fails and goes open-circuit.
`The drive circuit may be arranged to supply automati
`The drive circuit may be arranged to supply automati-
`cally a loW poWer to the halogen lamp during at least part of
`cally a low power to the halogen lamp during at least part of
`each night such that the halogen lamp gloWs to provide a
`each night such that the halogen lamp glows to provide a
`relatively loW intensity output.
`relatively low intensity output.
`The lamp preferably includes an arming and dis-arming
`The lamp preferably includes an arming and dis-arming
`circuit that responds to external stimuli, such as infra-red,
`circuit that responds to external stimuli, such as infra-red,
`ultrasonic or radio signals.
`ultrasonic or radio signals.
`An outdoor solar lamp according to the invention Will
`An outdoor solar lamp according to the invention will
`now be described by way of example with reference to the
`noW be described by Way of example With reference to the
`accompanying draWings in Which:
`accompanying drawings in which:
`FIG. 1 is an isometric view of the lamp;
`FIG. 1 is an isometric vieW of the lamp;
`FIG. 2 is a schematic diagram for the lamp; and
`FIG. 2 is a schematic diagram for the lamp; and
`FIG. 3 is a circuit diagram for the lamp.
`FIG. 3 is a circuit diagram for the lamp.
`Referring to the draWings, in FIG. 1 the lamp comprises
`Referring to the drawings, in FIG. 1 the lamp comprises
`a stand 10 having a pointed foot 11 that can be poked into
`a stand 10 having a pointed foot 11 that can be poked into
`the ground or otherwise held by grouting or the like in
`the ground or otherWise held by grouting or the like in
`position. A solar cell panel 12 is mounted in a housing 13 at
`position. Asolar cell panel 12 is mounted in a housing 13 at
`the top of the stand 10 and a passive infra-red detector 14 is
`the top of the stand 10 and a passive infra-red detector 14 is
`mounted in a peripheral surface of the housing 13. Circular
`mounted in a peripheral surface of the housing 13. Circular
`protective light diffusers 15 and 16 are supported above
`protective light diffusers 15 and 16 are supported above
`respective shades 17 and 18 fitted to the stand 10. Three
`respective shades 17 and 18 ?tted to the stand 10. Three
`illuminating loW intensity incandescent lamps and a halogen
`illuminating low intensity incandescent lamps and a halogen
`lamp, described below, are supported behind the diffusers 15
`lamp, described beloW, are supported behind the diffusers 15
`and 16 respectively. Light emitting diode lamps With built-in
`and 16 respectively. Light emitting diode lamps with built-in
`diffusers may also be used instead of the incandescent
`diffusers may also be used instead of the incandescent
`lamps.
`lamps.
`In normal use, the incandescent lamps are illuminated
`In normal use, the incandescent lamps are illuminated
`automatically during at least some of each night by poWer
`automatically during at least some of each night by power
`derived from a battery (not shown) inside the housing 13 in
`derived from a battery (not shoWn) inside the housing 13 in
`a manner generally knoWn already. The halogen lamp is
`a manner generally known already. The halogen lamp is
`however arranged to be illuminated whenever motion is
`hoWever arranged to be illuminated Whenever motion is
`detected in a region adjacent the solar lamp by the detector
`detected in a region adjacent the solar lamp by the detector
`14 to provide a comparatively bright illumination. This
`14 to provide a comparatively bright illumination. This
`bright illumination is normally or primarily used for security
`bright illumination is normally or primarily used for security
`purposes to alert a householder of the proximate presence of
`purposes to alert a householder of the proximate presence of
`a possibly unwelcome intruder. The operation of the detector
`a possibly unWelcome intruder. The operation of the detector
`14 is controlled by an arming circuit, as will be described
`14 is controlled by an arming circuit, as Will be described
`below, so that the intruder detecting part of the lamp can be
`beloW, so that the intruder detecting part of the lamp can be
`remotely controlled, by selected infra-red signals for
`remotely controlled, by selected infra-red signals for
`example.
`example.
`
`15
`15 (cid:9)
`
`2
`2
`In FIG. 2, the lamp includes a battery 19 and low battery
`In FIG. 2, the lamp includes a battery 19 and loW battery
`voltage detector circuit 20 connected to a logic and timing
`voltage detector circuit 20 connected to a logic and timing
`control circuit 21 that controls the operation of incandescent
`control circuit 21 that controls the operation of incandescent
`lamps 22 and a halogen lamp 23. The logic and timing
`lamps 22 and a halogen lamp 23. The logic and timing
`5 control circuit 21 includes an infra-red sensor 24 that
`control circuit 21 includes an infra-red sensor 24 that
`responds to selected external infra-red signals and supplies
`responds to selected external infra-red signals and supplies
`signals to the circuit 21 to arm and dis-arm the solar lamp,
`signals to the circuit 21 to arm and dis-arm the solar lamp,
`as Will be explained beloW. An ambient light intensity sensor
`as will be explained below. An ambient light intensity sensor
`25 and a sensitivity and timing circuit 26 also supplies
`25 and a sensitivity and timing circuit 26 also supplies
`10 signals to the circuit 21. The passive infra-red detector 14
`signals to the circuit 21. The passive infra-red detector 14
`10
`supplies signals via a passive infra-red ampli?er 27 (Which
`supplies signals via a passive infra-red amplifier 27 (which
`in practice consists of a preampli?er and an ampli?er),
`in practice consists of a preamplifier and an amplifier),
`which are monitored by the circuit 26, as seen later in FIG.
`Which are monitored by the circuit 26, as seen later in FIG.
`3, for application via a comparator 27A to the circuit 21.
`3, for application via a comparator 27A to the circuit 21.
`In operation, as Will also be further explained beloW, the
`In operation, as will also be further explained below, the
`solar lamp is arranged so that during certain selected and
`solar lamp is arranged so that during certain selected and
`relevant times, and according to the ambient light intensity,
`relevant times, and according to the ambient light intensity,
`the battery 19 is charged up and the lamps 22 are turned ON
`the battery 19 is charged up and the lamps 22 are turned ON
`and OFF automatically. Should the voltage of the battery 19
`and OFF automatically. Should the voltage of the battery 19
`fall beloW a predetermined threshold, Which is detected by
`20 fall below a predetermined threshold, which is detected by
`the circuit 20, the lamps 22 Will be automatically turned
`the circuit 20, the lamps 22 will be automatically turned
`OFF, even during the night, to prevent damage to the battery
`OFF, even during the night, to prevent damage to the battery
`19 due to being otherwise discharged too much.
`19 due to being otherWise discharged too much.
`In FIG. 3, blocks are provided in dotted outline and
`In FIG. 3, blocks are provided in dotted outline and
`25 numbered with numerals which correspond to the compo-
`numbered With numerals Which correspond to the compo
`25
`nents of FIG. 2 for ease of reference. In addition, the circuit
`nents of FIG. 2 for ease of reference. In addition, the circuit
`in FIG. 3 includes a charging circuit 28 including a diode 29
`in FIG. 3 includes a charging circuit 28 including a diode 29
`and zener diode 30 to allow the battery 19 to be charged up
`and Zener diode 30 to alloW the battery 19 to be charged up
`from a separate mains supply. This may be needed initially
`from a separate mains supply. This may be needed initially
`and from time to time during Winter periods or during
`30 and from time to time during winter periods or during
`periods when the weather is poor. A power switch 31 is used
`periods When the Weather is poor. ApoWer sWitch 31 is used
`to connect the battery 19 to the rest of the circuit. The main
`to connect the battery 19 to the rest of the circuit. The main
`switch 31 is normally hidden or not immediately accessible
`sWitch 31 is normally hidden or not immediately accessible
`from outside the housing 13 to prevent switching ON and
`from outside the housing 13 to prevent sWitching ON and
`35 OFF by an unauthorised person.
`OFF by an unauthorised person.
`35
`A lamp drive circuit 32 receives power from the battery
`A lamp drive circuit 32 receives poWer from the battery
`19, via the switch 31, and supplies power separately to three
`19, via the sWitch 31, and supplies poWer separately to three
`incandescent lamps 22 and to the halogen lamp 23. The
`incandescent lamps 22 and to the halogen lamp 23. The
`circuit 32 also supplies power to the other circuits, via
`circuit 32 also supplies poWer to the other circuits, via
`40 connection Vcc. The output voltage at Vcc is regulated by a
`connection Vcc. The output voltage at Vcc is regulated by a
`blocking diode 33 and a filter comprising diodes 34 and 35.
`blocking diode 33 and a ?lter comprising diodes 34 and 35.
`It will be noted that diodes 36 are connected in pairs in
`It Will be noted that diodes 36 are connected in pairs in
`parallel with each of the lamps 22. In practice, the overall
`parallel With each of the lamps 22. In practice, the overall
`voltage supplied across the three lamps 22 is set at approxi-
`voltage supplied across the three lamps 22 is set at approxi
`45 mately 6 volts and the voltage drop across each lamp is 1.5
`mately 6 volts and the voltage drop across each lamp is 1.5
`45
`volts. Each diode 36 will automatically conduct current if
`volts. Each diode 36 Will automatically conduct current if
`the applied voltage is above a threshold of 0.8 volts, that is
`the applied voltage is above a threshold of 0.8 volts, that is
`above 1.6 volts for each pair of diodes. This means that if
`above 1.6 volts for each pair of diodes. This means that if
`any one of the three incandescent lamps 22 fails, which
`any one of the three incandescent lamps 22 fails, Which
`normally means going open-circuit, the threshold voltage
`50 normally means going open-circuit, the threshold voltage
`across the respective pair of diodes of that lamp Will be
`across the respective pair of diodes of that lamp will be
`exceeded and current will therefore then flow, via the
`exceeded and current Will therefore then ?oW, via the
`respective pair of diodes, to the other lamps. In other Words,
`respective pair of diodes, to the other lamps. In other words,
`the described diodes 36 enable the lamps 22 to remain ON
`the described diodes 36 enable the lamps 22 to remain ON
`55 even if one or two of the three lamps fail.
`even if one or tWo of the three lamps fail.
`55
`The detector 24 is connected to a pin 38 of a micro-
`The detector 24 is connected to a pin 38 of a micro
`processor 39 in a part of the logic and timing circuit 21. The
`processor 39 in a part of the logic and timing circuit 21. The
`micro-processor 39 controls the operation of the halogen
`micro-processor 39 controls the operation of the halogen
`lamp 23. As such, the user of the solar lamp can control this
`lamp 23. As such, the user of the solar lamp can control this
`60 operation using a suitable handheld infra-red transmitter for
`operation using a suitable handheld infra-red transmitter for
`example. The main purpose of the lamp 23 is for security
`example. The main purpose of the lamp 23 is for security
`and so the lamp 23 is arranged to be turned ON in the
`and so the lamp 23 is arranged to be turned ON in the
`presence of any body movements in the region of the solar
`presence of any body movements in the region of the solar
`lamp. Use and the general characteristics of infra-red motion
`lamp. Use and the general characteristics of infra-red motion
`65 sensors such as the detector 14 incorporated in the solar
`sensors such as the detector 14 incorporated in the solar
`65
`lamp are generally known per se. In this application, the user
`lamp are generally knoWn per se. In this application, the user
`can however prepare the described circuit for the operation
`can hoWever prepare the described circuit for the operation
`
`Jiawei et al. Exhibit 1012 Page 5
`
`

`

`3
`3
`of the halogen lamp 22, that is the user can "arm" the solar
`of the halogen lamp 22, that is the user can “arm” the solar
`lamp (or circuit 21), by using a handheld transmitter. The
`lamp (or circuit 21), by using a handheld transmitter. The
`solar lamp is also arranged to be “dis-armed” using the same
`solar lamp is also arranged to be "dis-armed" using the same
`transmitter. The solar lamp can therefore be conveniently
`transmitter. The solar lamp can therefore be conveniently
`and remotely armed and dis-armed when the user is nor-
`and remotely armed and dis-armed When the user is nor
`mally out of range of movement detection himself by the
`mally out of range of movement detection himself by the
`passive infra-red detector 14. More importantly, any intruder
`passive infra-red detector 14. More importantly, any intruder
`is unable to dis-arm or turn off the solar lamp by operating
`is unable to dis-arm or turn off the solar lamp by operating
`the switch 31, or some other manual switch on the solar
`the sWitch 31, or some other manual sWitch on the solar
`lamp.
`lamp.
`It is also possible to arrange for the lamps 23 to be
`It is also possible to arrange for the lamps 23 to be
`remotely controlled by providing a second detector. The
`remotely controlled by providing a second detector. The
`second detector responds to infra-red signals at different
`second detector responds to infra-red signals at different
`frequencies to the signals used by the detector 24 and the
`frequencies to the signals used by the detector 24 and the
`micro-processor 39. The second detector provides input
`micro-processor 39. The second detector provides input
`signals to a micro-processor 40 in a part of the circuit 21 that
`signals to a micro-processor 40 in a part of the circuit 21 that
`controls the operation of the lamps 23.
`controls the operation of the lamps 23.
`A current damping resistor 41 and clamping diode 42 are
`A current damping resistor 41 and clamping diode 42 are
`provided to reduce any surges at turn ON of the halogen
`provided to reduce any surges at turn ON of the halogen
`lamp 23 by the relay 43.
`lamp 23 by the relay 43.
`A manually operable mode selection sWitch 44 is also
`A manually operable mode selection switch 44 is also
`provided to set the time period for Which the halogen lamp
`provided to set the time period for which the halogen lamp
`23 turns ON each time any motion is detected by the detector
`23 turns ON each time any motion is detected by the detector
`14. Provision is made for time periods of 60 seconds, 30
`14. Provision is made for time periods of 60 seconds, 30
`seconds and a test period of 10 seconds. The switch 44 might
`seconds and a test period of 10 seconds. The sWitch 44 might
`be used only during initial testing and assembly of the solar
`be used only during initial testing and assembly of the solar
`lamp circuit and then set, in the factory say, at either 60
`lamp circuit and then set, in the factory say, at either 60
`seconds or 30 seconds, as required.
`seconds or 30 seconds, as required.
`An optional radio transmitter 45 is connected to a pin of
`An optional radio transmitter 45 is connected to a pin of
`the micro-processor 39. The transmitter 45 is turned ON
`the micro-processor 39. The transmitter 45 is turned ON
`30
`automatically Whenever the lamp 23 is turned ON. Typically,
`automatically whenever the lamp 23 is turned ON. Typically,
`the transmitter produces a short range transmission that can
`the transmitter produces a short range transmission that can
`be picked by a nearby radio receiver in an adjacent house or
`be picked by a nearby radio receiver in an adjacent house or
`building. Such a transmission will alert the house occupant,
`building. Such a transmission Will alert the house occupant,
`or trigger some overall security system for example, indi-
`or trigger some overall security system for example, indi
`cating that motion has been detected in the region of the
`cating that motion has been detected in the region of the
`solar lamp Which Will normally need further investigation.
`solar lamp which will normally need further investigation.
`The halogen lamp 23 is capable of operating to provide
`The halogen lamp 23 is capable of operating to provide
`a loW intensity light output, this is achieved by supplying
`a low intensity light output, this is achieved by supplying
`power intermittently to the lamp 23, in a manner well-known
`poWer intermittently to the lamp 23, in a manner Well-known
`in common dimmer supply circuit arrangements for
`in common dimmer supply circuit arrangements for
`example. As such the lamp 23 can be used in such a mode
`eXample. As such the lamp 23 can be used in such a mode
`as an illuminating low intensity lamp in addition or as an
`as an illuminating loW intensity lamp in addition or as an
`alternative to the lamps 22.
`alternative to the lamps 22.
`
`4
`4
`
`What is claimed is:
`What is claimed is:
`1. An outdoor solar lamp comprising:
`1. An outdoor solar lamp comprising:
`
`a rechargeable battery electrically connected to a solar
`a rechargeable battery electrically connected to a solar
`panel;
`panel;
`a lamp electrically connected to a lamp drive circuit;
`a lamp electrically connected to a lamp drive circuit;
`a passive infra-red motion detector, in Which said lamp is
`a passive infra-red motion detector, in which said lamp is
`supplied With poWer via said drive circuit When said
`supplied with power via said drive circuit when said
`motion detector is initiated, said lamp being a halogen
`motion detector is initiated, said lamp being a halogen
`lamp;
`lamp;
`one or more illuminating lamps that are not initiated by
`one or more illuminating lamps that are not initiated by
`said motion detector;
`said motion detector;
`an automatic control circuit to supply power from said
`an automatic control circuit to supply poWer from said
`battery to said illuminating lamps during at least part of
`battery to said illuminating lamps during at least part of
`each night wherein one or more of said illuminating
`each night Wherein one or more of said illuminating
`lamps are light emitting diodes; and
`lamps are light emitting diodes; and
`two or more of said illuminating lamps are electrically
`tWo or more of said illuminating lamps are electrically
`connected in series, each said illuminating lamp having
`connected in series, each said illuminating lamp having
`a parallel circuit through which current can automati-
`a parallel circuit through Which current can automati
`cally pass if any of said illuminating lamps fail and go
`cally pass if any of said illuminating lamps fail and go
`open circuit.
`open circuit.
`2. An outdoor solar lamp comprising:
`2. An outdoor solar lamp comprising:
`a rechargeable battery electrically connected to a solar
`a rechargeable battery electrically connected to a solar
`panel;
`panel;
`a lamp electrically connected to a lamp drive circuit;
`a lamp electrically connected to a lamp drive circuit;
`a passive infra-red motion detector, in Which said lamp is
`a passive infra-red motion detector, in which said lamp is
`supplied With poWer via said drive circuit When said
`supplied with power via said drive circuit when said
`motion detector is initiated, said lamp being a halogen
`motion detector is initiated, said lamp being a halogen
`lamp;
`lamp;
`one or more illuminating lamps that are not initiated by
`one or more illuminating lamps that are not initiated by
`said motion detector;
`said motion detector;
`an automatic control circuit to supply power from said
`an automatic control circuit to supply poWer from said
`battery to said illuminating lamps during at least part of
`battery to said illuminating lamps during at least part of
`each night Wherein said illuminating lamps are incan
`each night wherein said illuminating lamps are incan-
`descent lamps; and
`descent lamps; and
`two or more of said illuminating lamps are electrically
`tWo or more of said illuminating lamps are electrically
`connected in series, each said illuminating lamp having
`connected in series, each said illuminating lamp having
`a parallel circuit through which current can automati-
`a parallel circuit through Which current can automati
`cally pass if any of said illuminating lamps fail and go
`cally pass if any of said illuminating lamps fail and go
`open circuit.
`open circuit.
`
`6,120,165
`6,120,165
`
`5 (cid:9)
`
`10 (cid:9)
`
`15
`15 (cid:9)
`
`20 (cid:9)
`
`25
`25 (cid:9)
`
`35 (cid:9)
`35
`
`40 (cid:9)
`
`Jiawei et al. Exhibit 1012 Page 6
`
`