WO2003077591A1 - Procede de conduite par infrarouge et systeme de conduite a infrarouge - Google Patents
Procede de conduite par infrarouge et systeme de conduite a infrarouge Download PDFInfo
- Publication number
- WO2003077591A1 WO2003077591A1 PCT/JP2002/002441 JP0202441W WO03077591A1 WO 2003077591 A1 WO2003077591 A1 WO 2003077591A1 JP 0202441 W JP0202441 W JP 0202441W WO 03077591 A1 WO03077591 A1 WO 03077591A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- infrared
- signal
- control
- controlled
- time interval
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 27
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 241000406668 Loxodonta cyclotis Species 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 239000000284 extract Substances 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H30/00—Remote-control arrangements specially adapted for toys, e.g. for toy vehicles
- A63H30/02—Electrical arrangements
- A63H30/04—Electrical arrangements using wireless transmission
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/1149—Arrangements for indoor wireless networking of information
Definitions
- the present invention relates to an infrared steering system that steers a device that receives a wireless signal by a device that transmits a wireless signal using infrared light.
- a conventional infrared steering system for controlling a plurality of vehicles to be steered transmits control information and an object identification signal for identifying the object to be steered from each transmission device in a time-division manner, and controls each of the steered objects. ing.
- this transmitter can simultaneously recognize other transmitters used in the vicinity, synchronize the signal transmission timing between the transmitters, and control about four vehicles to be controlled separately. .
- the conventional infrared steering system described above has a problem that the number of vehicles that can be driven at the same time is limited because a large amount of time is used to transmit each object identification information and digital steering information.
- an object of the present invention is to reduce the transmission time occupied by each transmitting device by transmitting / receiving the control information as an analog signal without requiring the target identification signal, thereby reducing the number of control target vehicles capable of traveling simultaneously.
- the present invention provides a carrier generation means for generating an infrared carrier signal, an input means for inputting operation information in accordance with an operation, an object setting means for setting object identification information for specifying an operation object, and transmission from another transmission device.
- the infrared steering method in which a plurality of infrared controlled devices are controlled by a plurality of infrared control devices, when the stop signal transmitted by the infrared control device ends and the control signal starts, By comparing the time interval with a specific time interval predetermined for each infrared controlled device, a coincident signal is identified as a signal for the infrared controlled device.
- the infrared control device may transmit a synchronization signal and a start signal, and may output a control signal after a predetermined waiting time.
- This infrared controller outputs a start signal when it receives an infrared signal transmitted by another infrared controller and receives a synchronization signal, and outputs a synchronization signal when it does not receive a synchronization signal.
- a start signal can also be output.
- the specific length of the predetermined time interval between the end of the start signal and the start of the control signal may be determined for each infrared controlled device from the switch arrangement determined by the ID setting section of the infrared control device.
- This infrared controlled device receives a synchronization signal and a start signal, further receives a control signal, measures a time interval between the end of the start signal and the start of the control signal, and sets a predetermined waiting time. By comparing with, self-identification can also be performed.
- the infrared steering system is an infrared steering system in which a plurality of infrared controlled devices control a plurality of infrared controlled devices.
- the time interval between the end of the start signal and the start of the control signal is compared with a specific time interval predetermined for each infrared controlled device, and a signal that matches is identified as a signal for the infrared controlled device. It is characterized by the following.
- This infrared control device includes input means for inputting operation information, target setting means for setting target identification information for specifying a control target, means for transmitting control information, and transmission signals of other infrared control devices. Receiving means.
- the infrared controlled apparatus includes: self-setting means for setting self-identification information for identifying itself; means for extracting self-control information from the received reception signal based on self-identification information; and driving the extracted control information. It may include a signal conversion unit that converts the signal into a signal, and a drive control unit that drives the drive unit in accordance with the drive signal.
- the infrared control program according to the present invention is an infrared control program for controlling a plurality of infrared controlled devices by a plurality of infrared control devices.
- the time interval between the end of the start signal and the start of the control signal transmitted by the infrared control device is compared with a specific time interval predetermined for each of the infrared controlled devices, and a signal that matches the signal is determined for the infrared controlled device. It is characterized by being identified as BRIEF DESCRIPTION OF THE FIGURES
- FIG. 1 is an overall view showing an embodiment of an infrared steering system according to the present invention
- FIG. 2 is a block diagram of a steering device showing an embodiment of the infrared steering system according to the present invention
- FIG. 3 is a flowchart of a steering control process showing an embodiment of the infrared steering method according to the present invention.
- FIG. 4 is a waveform diagram showing a transmission mode of a transmission signal showing an embodiment of the infrared steering method according to the present invention
- FIG. 5 is a waveform diagram of a transmission signal showing an embodiment of the infrared steering method according to the present invention.
- FIG. 6 is a block diagram of a steering target showing an embodiment of the infrared steering system according to the present invention. Diagram,
- FIG. 7 is a block diagram of a steering target showing a second embodiment of the infrared steering system according to the present invention.
- FIG. 8 is a flowchart illustrating a steering control process according to a second embodiment of the infrared steering method according to the present invention.
- FIG. 1 shows the configuration of the infrared steering system in the embodiment.
- the plurality of infrared controllers 2, 4, 6, 8, and 10 each have an infrared light receiving element, determine whether to output a synchronization signal based on the presence or absence of another infrared transmission signal, and determine whether to output the synchronization signal. Transmit with the control information.
- each of the five infrared controllers 2, 4, 6, 8, and 10 has an ID, which is identification information for identifying a control target, set in an internal storage device, and types 1 to 5 according to the ID. There are five types. Then, the infrared controllers 2.4, 6, 8, and 10 transmit the infrared signals synchronized with each other.
- the five infrared control cars (hereinafter referred to as IR power) 12, 14, 16, 16, 18, 20 that can be controlled by the infrared controllers 2, 4, 6, 8, 10 are shown in the figure. Although not shown, it is provided with an infrared controlled device and driving means including a motor, a wheel, and other mechanisms. In addition, an ID that identifies itself is set. Then, each IR force 1, 2, 14, 16, 16, 18, 20 is synchronized with the infrared signals e1, e2, Receives e3, e4, and e5 and decodes the control information contained in the infrared light.
- FIG. 2 is a block diagram of the infrared controllers 2, 4, 6, 8, and 10 showing an embodiment of the infrared steering system according to the present invention.
- the infrared controller 2 and the IR controller 12 will be described as examples.
- the operation switch 22 and the ID switch 24 are electrically connected to the CPU 26, and the CPU 26 is electrically connected to the infrared LED 28, and is also electrically connected to the infrared receiver 30.
- the operation switch 22 is a means for inputting operation information for operating the IR force 12.
- the operation switch 22 includes a steering operation switch (not shown) for controlling the traveling direction and a control switch including a dry switch for controlling the traveling.
- the ID switch 24 is composed of a 3-bit digital switch, and can be identified by three bits of “00 0”, “001”, “010”,..., “111”. This is a switch for inputting setting information for specifying the target, and a target setting means for setting target identification information for specifying the control target.
- the ID switch 24 is a variable switch so that it can be set by the user.
- the ID switch is not limited to 3 bits. As the number of bits increases, the number of steerable vehicles increases.
- the CPU 26 is composed of a one-chip microcomputer including a ROM (program memory) and a RAM (work memory), not shown, and stores data input from the corresponding ports of the operation switch 22 and the ID switch 24 into the RAM. It has the function to perform.
- the CPU 26 executes the program recorded in the ROM, and controls the infrared controller 2 according to the program.
- the CPU 26 selects one of the five transmission modes corresponding to the five types of IDs set by the ID switch 24, and sets the ID switch 24 according to the selected transmission mode.
- the waiting time from the synchronization signal is determined from the set target identification information, and the control information input from the operation switch 22 is converted into a modulation signal.
- the infrared LED 28 is an LED that receives the modulation signal and modulates the infrared carrier to emit infrared signals el, e 2, e 3, e 4 and e 5.
- the infrared receiving device 30 is a receiving device having a function of monitoring whether a synchronization signal is output from another transmitting device.
- the control device When receiving a synchronization signal transmitted by another transmission device, the control device outputs a control signal in synchronization with the synchronization signal. It has a function to output the synchronization signal by itself when the synchronization signal is not received.
- the CPU 26 initializes the memory (RAM) (step S101), and executes the following loop processing.
- port data is obtained from the corresponding port of the ID switch 24 (step S102).
- the waiting times (1) and (2) are calculated and determined by the CPU 26 in a predetermined manner from the instant of the ID data (step S103). Waiting times (1) and (2) are different from the start signal.
- the control information is transmitted. From the five transmission modes, select the transmission mode according to the ID obtained from the ID switch 24 This is the process to be performed.
- Figure 4 shows five transmission modes that transmit information intermittently with five different wait times.
- TYPE 1 cannot detect the synchronization signal and outputs its own synchronization signal and start signal. After the time (2), it outputs the maneuver information signal, and the interval of waiting time (1) Take the sync signal and repeat. From TYPE 2 onwards, each receives a synchronization signal and is synchronized, outputs a start signal, and outputs an operation information signal after each waiting time (2).
- FIG. 5 is a diagram showing a timing chart of a data unit in a period A in a certain TYPE.
- the synchronization is a period for synchronizing with another transmitting apparatus.
- the next START period is start data indicating the beginning of data.
- the next WA IT (2) is different from other TYPEs by the difference of the period.
- maneuver information is input, and the time length of CH1, 2, and 3 changes depending on the potential of the control volume.
- W The data unit repeats after the AI T (1) period.
- control information and various information are obtained from the operation SW 22 (steps S104, S108, S109), and the control information is determined.
- the infrared controller 2 also has a charging function, and measures the reference voltage (step S105) and the battery terminal voltage (step S105) to determine whether or not a battery is present (step S107). If is connected, charging is started (step S116). After that, the charging time for 2 minutes has been completed Step S117), it is determined whether the battery has been removed from the infrared controller 2 (Step S118), and charging termination processing is performed (Step S119) ), And finally, the presence or absence of the battery is reconfirmed (step S120), and the state is returned to the ID data acquisition state (step S102).
- step S110 the transmission mode is set, the presence or absence of a synchronization signal is obtained from the infrared receiver 30 (step S110), and the waiting time determined by the ID setting (step S110). If no synchronization signal is detected between 1) (step S111), the synchronization signal is output by itself (step S112), and the start signal> waiting time (2) and the control signal are output in this order (step S113). , S114, S115).
- IR car 12 mechanisms There are two types of IR car 12 mechanisms, a model A that controls the traveling direction and front and rear traveling by independently driving the right wheel (WHEEL) and the left wheel, and a steering drive.
- a model B that controls the traveling direction and the front and rear traveling by the front and rear traveling drive.
- Each model has two motors, and the model A is composed of a RI GHT motor for driving the right wheel and a LEFT motor for driving the left wheel, and the model B is a steering wheel for driving the steering mechanism. It consists of an NG motor and a wheel drive motor for driving wheels.
- FIG. 6 is a block diagram showing the configuration of the receiving section of the IR control system 12 of the model A with the IR force 12.
- the receiver of the infrared control system of the IR car 12 is electrically connected to the infrared receiver 32 and the CPU 34, and further to the CPU 34 and the ID switch 36. It is. Further, the CPU 34 is electrically connected to the R motor driver 38 which is a right motor driving unit, and the R motor driver 38 is electrically connected to the R motor 40. The R wheel 42 is mechanically connected. Similarly, for the left motor, the CPU 34 is electrically connected to the L motor driver 44, which is the left motor driver, and the L motor driver 44 is electrically connected to the L motor 46, and the L motor 4 6 and L wheel 4 8 are mechanically connected.
- the infrared receiver 32 receives the infrared signal transmitted from the infrared controller 2 and converts the infrared signal into an electric signal.
- the CPU 34 is composed of an on-chip microcomputer including a ROM (program memory) and a RAM (work memory), all of which are not shown, and extracts the operation information obtained from the infrared receiver 32 from the self-identification information, and Decode the control information created in step 2 and store it in RAM. Then, the program recorded in the ROM is read to control the IR force.
- ROM program memory
- RAM work memory
- the ID switch 36 is composed of a 3-bit digital switch.
- the 3-bit digital switch is a switch in which each bit can be set to eight kinds of numerical values consisting of “0 0 0”, “0 0 1”,..., “1 1 1”. These values correspond to the eight types to be identified. From these settings, the IR car 12 identifies itself, and the switch 36 constitutes a self-setting means for setting self-identification information.
- the ID switch 36 is set in advance at the manufacturing stage, and can be easily identified by a sticker or the like.
- the CPU 34 After receiving the start signal, the CPU 34 extracts the signal after waiting for the waiting time (2) according to the self-identification information set by the ID switch 36, and converts the maneuvering information into a drive signal. I do. Therefore, the CPU 34 extracts the control information after the waiting time (2) set by the ID switch 36, which is a self-setting means, from the start signal received by the infrared receiver 32 and converts it into a drive signal.
- the signal conversion means is configured.
- the R (RIGHT) motor driver 38 converts the R mode data from the CPU 34 into a drive signal, supplies the drive signal to the R motor 40, and drives the right wheel (R11EEL) mechanism 42.
- the L (LEFT) motor driver 44 converts the L motor data from the CPU 34 into a drive signal, supplies the drive signal to the L motor 46, and drives the left wheel (LWHEEL) mechanism 48.
- FIG. 7 is a block diagram showing the system configuration of the model B IR car 12. As shown in FIG. In this figure, components having the same configuration as the IR force 12 of the model A in FIG. 6 are denoted by the same reference numerals, and the description overlapping with the description in FIG. 6 is omitted.
- a steering motor driver 50 converts S (STEERING) motor data from the CPU 34 into a drive signal, supplies the drive signal to the S motor 52, and drives a steering (STEERING) mechanism 54.
- the W (WHEEL) motor driver 56 converts the W model data from the CPU 34 into a drive signal, supplies the drive signal to the W motor 58, and drives the two-wheel (WHEEL) mechanism 60.
- initial settings such as ports are performed (step S201), and the following loop processing is executed.
- the ID data is obtained from the input boat, and the waiting times (1) and (2) are determined (steps S202, S203).
- the memory (RAM) is initialized (step S204), and the start data of the received infrared signal is checked (step S205). That is, in the timing chart shown in FIG.
- a start time indicating the beginning of data is detected. If the start pulse cannot be detected (nothing), the process continues at step S205. If a start pulse is detected (present), CH1 data is measured after the start pulse and after the wait time (2) determined by the ID data (steps S206 and S207).
- the model is determined (step S208). That is, it determines whether its own model is model A or model B. This determination is made by the model SW. In the case of the model A, the output of the R motor 40 is set (step S209), and the output of the L motor 46 is set (step S210). On the other hand, in the case of the model B, only the output setting of the L motor 46 is performed (step S210). Next, after acquiring the data of CH2 and CH3 (steps S211 and S212), the model is determined in the same manner as in CHI (step S213). If the own model is the model A, set the output of the L motor and the R motor (Steps S214 and S215). On the other hand, in the case of the model B, only the setting of the R motor 40 is performed (step S215).
- step S204 After setting the output, proceed to step S204 to check the start pulse.
- Output control is controlled by a timer interrupt. It is determined whether or not the values of the RAM timer registers TF and TH have reached preset values of T1 and T2. The values of F and TH in the timer register are incremented each time a timer interrupt is generated (step S217). When the value of TF reaches the value of T1, the set output data is cleared depending on the presence or absence of the received data (steps S218, S219), clearing the output data (step S220), or Then, the writing of the output data is performed (step S221).
- step S222 when the value of TH reaches the value of T2 (step S222), the output setting is updated once (half reset, step S223). Finally, the output data is output to the corresponding mode driver (step S224). Thereafter, the timer interrupt is terminated, and the process returns to the main routine.
- the infrared controller 2 includes an input unit that inputs operation information in response to an operation, an infrared reception unit that detects whether an infrared wireless signal is output from another transmission device, Target setting means for setting target identification information for specifying the transmission mode, mode selection means for selecting one of a plurality of transmission modes in accordance with the target identification information, and a selected transmission mode. Therefore, a signal conversion means for converting the synchronization signal, the start signal, and the control information into a modulation signal, and a transmission means for transmitting an infrared radio signal obtained by modulating the infrared carrier signal with the modulation signal are provided. I have.
- the IR car 12 has a self-setting means for setting self-identification information for identifying itself, a means for receiving an infrared signal from the infrared controller 2, and a receiving means. It has means for extracting the control information included in the received infrared signal, signal conversion means for converting the extracted control information into a drive signal, and drive control means for driving the drive means according to the drive signal. It has a configuration.
- a plurality of control targets are extracted based on the time from the start signal without the identification signal, and are extracted with the infrared radio signal different from the start signal by the time difference from the start signal. I do. Therefore, identification information is not required for each radio signal, so that the transmission time occupied by each transmission device can be reduced, and more control targets can be controlled.
- the switch 36 for setting the ID on the side of the car 12 is configured in advance at the manufacturing stage, but may be configured to be freely set by the user. Good. That is, the object identification information and the self-identification information are set according to the operation in the case of 11-12. Therefore, the user can set the ID by selecting the most suitable conditions. For example, even if a system with the same ID exists, it is possible to change the setting of the ID and operate at the same time.
- the infrared signal is used as the radio signal that carries the control information.
- the carrier wave may be used by utilizing a VHF band or other electromagnetic waves.
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003575662A JPWO2003077591A1 (ja) | 2002-03-14 | 2002-03-14 | 赤外線操縦方法及び赤外線操縦システム |
US10/506,440 US7333730B2 (en) | 2002-03-14 | 2002-03-14 | Method and system for controlling steering devices using infrared signals |
EP02705205A EP1484938A4 (en) | 2002-03-14 | 2002-03-14 | INFRARED STEEL PROCESS AND INFRARED STEEL SYSTEM |
PCT/JP2002/002441 WO2003077591A1 (fr) | 2002-03-14 | 2002-03-14 | Procede de conduite par infrarouge et systeme de conduite a infrarouge |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2002/002441 WO2003077591A1 (fr) | 2002-03-14 | 2002-03-14 | Procede de conduite par infrarouge et systeme de conduite a infrarouge |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003077591A1 true WO2003077591A1 (fr) | 2003-09-18 |
Family
ID=27799929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2002/002441 WO2003077591A1 (fr) | 2002-03-14 | 2002-03-14 | Procede de conduite par infrarouge et systeme de conduite a infrarouge |
Country Status (4)
Country | Link |
---|---|
US (1) | US7333730B2 (ja) |
EP (1) | EP1484938A4 (ja) |
JP (1) | JPWO2003077591A1 (ja) |
WO (1) | WO2003077591A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104504874A (zh) * | 2014-08-06 | 2015-04-08 | 广东群兴玩具股份有限公司 | 一种遥控儿童车和儿童车遥控系统 |
JP2016533112A (ja) * | 2013-08-20 | 2016-10-20 | フィリップス ライティング ホールディング ビー ヴィ | 混成無線システムを介する装置制御 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060066791A1 (en) * | 2004-09-30 | 2006-03-30 | Casio Computer Co., Ltd. | Vertical alignment active matrix liquid crystal display device |
US10384142B2 (en) * | 2015-11-06 | 2019-08-20 | Disney Enterprises, Inc. | Selecting infrared transmission modes based on user actions |
CN114120616B (zh) * | 2021-11-24 | 2023-03-28 | 深圳市欧瑞博科技股份有限公司 | 红外信号发送方法、装置、电子设备及存储介质 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0279595A (ja) * | 1988-09-14 | 1990-03-20 | Iwatsu Electric Co Ltd | 無線信号送信機 |
JPH1013968A (ja) * | 1996-06-25 | 1998-01-16 | Toshiba Corp | リモートコントロール装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2295070B (en) * | 1994-11-09 | 1999-11-17 | Alps Electric Co Ltd | Multiplex communication system |
US5838472A (en) * | 1996-07-03 | 1998-11-17 | Spectrix Corporation | Method and apparatus for locating a transmitter of a diffuse infrared signal within an enclosed area |
-
2002
- 2002-03-14 EP EP02705205A patent/EP1484938A4/en not_active Withdrawn
- 2002-03-14 JP JP2003575662A patent/JPWO2003077591A1/ja active Pending
- 2002-03-14 US US10/506,440 patent/US7333730B2/en not_active Expired - Fee Related
- 2002-03-14 WO PCT/JP2002/002441 patent/WO2003077591A1/ja active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0279595A (ja) * | 1988-09-14 | 1990-03-20 | Iwatsu Electric Co Ltd | 無線信号送信機 |
JPH1013968A (ja) * | 1996-06-25 | 1998-01-16 | Toshiba Corp | リモートコントロール装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1484938A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016533112A (ja) * | 2013-08-20 | 2016-10-20 | フィリップス ライティング ホールディング ビー ヴィ | 混成無線システムを介する装置制御 |
CN104504874A (zh) * | 2014-08-06 | 2015-04-08 | 广东群兴玩具股份有限公司 | 一种遥控儿童车和儿童车遥控系统 |
Also Published As
Publication number | Publication date |
---|---|
US7333730B2 (en) | 2008-02-19 |
US20050159077A1 (en) | 2005-07-21 |
EP1484938A1 (en) | 2004-12-08 |
EP1484938A4 (en) | 2006-07-26 |
JPWO2003077591A1 (ja) | 2005-07-07 |
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