CN104238354A - Whole set type wrist watch combination with automatic time correction function - Google Patents
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- CN104238354A CN104238354A CN201310346068.0A CN201310346068A CN104238354A CN 104238354 A CN104238354 A CN 104238354A CN 201310346068 A CN201310346068 A CN 201310346068A CN 104238354 A CN104238354 A CN 104238354A
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Abstract
A whole set type wrist watch combination with the automatic time correction function is provided with two or more wrist watches and at least comprises the first watch and the second watch, and a distance detection device and an information sharing module are arranged between the first watch and the second watch. Cooperation between the distance detection device and the information sharing module meets the conditions that when the distance between the first watch and the second watch is smaller than or equal to a preset distance, the information sharing module can share the current time information of the first watch with the second watch. According to the watch set, a traditional design thought is broken through, an information sharing technology is adopted, automatic time correction of the wrist watches is achieved, the problem that manual time correction cannot be conveniently carried out is solved, and the problem that a single-model wrist watch cannot receive signals to carry out automatic time correction because the signals are weak is also solved; the whole set type wrist watch combination can be worn by family members, and can also be worn by company colleagues, and the problem that because each wrist watch carries out single receiving, cost is high is solved.
Description
Technical field
The present invention relates to a kind of wrist-watch, particularly relating to a kind of set type can the combination of automatic correcting time wrist-watch.
Background technology
At present, market has occurred that some can the wrist-watch of automatic correcting time, and it is the reception by the time reference signal sent time service center, is transferred to time display unit by processor to after the process of this signal.This kind of wrist-watch is all individual reception signal, and every block wrist-watch is all furnished with whole functional devices, and therefore cost remains high always.
Summary of the invention
In order to overcome the problems referred to above, the invention provides a kind of set type can the combination of automatic correcting time wrist-watch.
For achieving the above object, technical scheme provided by the invention is:
A kind of set type can combine by automatic correcting time wrist-watch, is provided with the wrist-watch of more than two or two, wherein at least comprises table 1 and table 2, and be provided with between table 1 and table 2 with lower device:
1) can detect wrist-watch and table 2 whether be in distance detection device in predetermined distance range,
2) information sharing module;
Described distance detection device coordinates satisfied with information sharing module: when the distance between table 1 and table 2 is less than or equal to preset distance, table 1 current time information can be shared to table 2 by information sharing module.
One piece of wrist-watch x is had at least to be provided with at least respectively and between wrist-watch m, wrist-watch n:
1) can respond to wrist-watch x whether be in wrist-watch m, wrist-watch n respectively distance detection device in predetermined distance range,
2) information sharing module;
Described table x is also provided with the standard time transponder be made up of microprocessor module and Network Interface Module; Described distance detection device coordinates with information sharing module and meets: as wrist-watch x and wrist-watch m or/and when distance between wrist-watch n is less than or equal to preset distance, table x current time information can be shared to table n or/and table n by information sharing module.
Described distance sensing device is made up of antenna loop, transmitting-receiving frequency modulation circuit and central processing unit; Described transmitting-receiving frequency modulation circuit meets can modulate the signal that will send that therefrom central processor comes and the coding that demodulation receives from antenna loop is believed; Described central processing unit meets the signal that can be used for decoding and will send from the coded signal of transmitting-receiving frequency modulation circuit demodulation and coding, and the signal that can be used for coming from transmitting-receiving frequency modulation circuit processes, thus judges whether wrist-watch enters predetermined distance; Described central processing unit also meets can control time transponder, and when making two wrist-watches of specifying enter preset distance, a table receives time reference signal by time transponder, and by information sharing module, this time reference signal is shared another table.
Described table 1 and table 2 information sharing module form by processor, time display circuit, button inputting circuits and radio receiving transmitting module; Described table 1 time transponder is connected by processor with table 1 time display circuit; Described table 1 radio receiving transmitting module matches with table 2 radio receiving transmitting module, make when table 1 and table 2 mutual induction are to the other side, table 1 current time is converted to signal and issues table 2 radio receiving transmitting module 32 by table 1 processor, this signal differentiated by table 2 processor, and will differentiate rear Signal transmissions to table 2 time display circuit.
Described table 2 radio receiving transmitting module is also provided with time delay module, and described time delay module coordinates with table 2 distance detection device, and make radio receiving transmitting module when receiving table 1 signal, time delay module is activated, and table 2 distance detection device quits work.
The method of work of described distance sensing device is: make central processing unit detect from transmitting-receiving frequency modulation circuit come signal voltage, and by detect its voltage height judge both between distance whether exceed preset distance.
Be provided with correcting delay signal broadcast unit in described table 1, described correcting delay signal broadcast unit is electrically connected with time transponder; Be provided with in described table 2 with lower device:
1) be connected, receive the time signal receiving element of the signal that correcting delay signal broadcast unit sends with described correcting delay signal broadcast unit matching;
2) signal be electrically connected with described time signal receiving element, sent according to table 1 processor produces the main control unit of correcting delay signal;
3) be electrically connected, receive the correcting delay signal receiving element of the correcting delay signal that main control unit sends with described main control unit;
4) the unit during school that the correcting delay signal his-and-hers watches 2 be electrically connected with described correcting delay signal receiving element, used described correcting delay signal receiving element to receive are calibrated.
Described information sharing module work mode is: correcting delay signal broadcast unit adopts ZigBee ad-hoc network to implement correcting delay signal broadcast, the signal received by time transponder is sending to table 2, time signal receiving element receives the time source signal that correcting delay signal broadcast unit sends, and by this Signal transmissions to main control unit, this signal is converted to correcting delay signal by main control unit, and be transferred to correcting delay signal receiving element, correcting delay signal receiving element is by this Signal transmissions to unit during school, and during school, unit is calibrated according to the signal his-and-hers watches 2 received.
the usefulness of technique scheme is:
1, the present invention is provided with distance sensing device and information sharing module, and wrist-watch (table 1) is adopted international standards the time.When the wearer of cover table of the present invention enters in predetermined distance, distance sensing device on wrist-watch is responded to mutually, and establish a communications link, namely master meter begins through time transponder and receives time reference signal, when realizing the school to the master meter time successively, then correct time is shared to subtabulation, realize successively master meter and subtabulation time synchronized, and each time-revise cycle is more than or equal to 24h.Cover table of the present invention breaches traditional mentality of designing, adopts Information Sharing Technology, realizes the automatic correcting time between wrist-watch, and inconvenience when solving manual school also solves stand-alone type wrist-watch because of poor signal simultaneously and cannot carry out the problem of automatic correcting time by Received signal strength; Not only be applicable to wearing between household, be also applicable to wearing between business associate, solve the single reception of every block wrist-watch and cause problem with high costs.
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated.
Accompanying drawing explanation
Fig. 1 is framework schematic diagram of the present invention;
Fig. 2 is the framework schematic diagram of the present invention when departing from preset distance.
embodiment
embodiment 1
A kind of set type as shown in Figure 1 can combine by automatic correcting time wrist-watch, comprises table 1 and table 2; The information sharing module being equipped with distance detection device and being made up of processor, time display circuit, button inputting circuits and radio receiving transmitting module in described table 1 and table 2.
Table 1 distance detection device 11 matches with table 2 distance detection device 12, makes within the specific limits, and table 1 and table 2 can mutual inductions.
Table 1 is provided with the standard time transponder be made up of microprocessor module and Network Interface Module, and time transponder can receive time reference signal, and treated for this signal device is transferred to time display circuit, realizes the accuracy of table 1 displaying time with this.
Table 1 radio receiving transmitting module 31 matches with table 2 radio receiving transmitting module 32, make when table 1 and table 2 mutual induction are to the other side, table 1 current time is converted to signal and issues table 2 radio receiving transmitting module 32 by table 1 processor, this signal differentiated by table 2 processor, and will differentiate rear Signal transmissions to table 2 time display circuit.
In radio receiving transmitting module 32, be provided with one can the time delay module of timing voluntarily, when radio receiving transmitting module 32 receives table 1 time signal, time delay module is activated, and will stop the work of table 2 distance detection device 12, after time delay module timing, distance detection device 12 is started working again.
Described distance detection device 11,12 is by compositions such as antenna loop, transmitting-receiving frequency modulation circuit, central processing units; When table 1 and table 2 mutual induction, table 1 transmitting-receiving frequency modulation circuit synthesizes the coding of 32 the order of address code and preset distance, by central processing unit, this coding is sent to table 2, table 2 receives and is saved by preset distance wherein after this order of decoding, and then answer signal is returned to table 1.Meanwhile, in table 1 and table 2, respective central processing unit will calculate the emissive power size of corresponding high-frequency transceiver, and change its emissive power by the 26th pin of transmitting-receiving frequency modulation circuit.Described central processing unit is also connected with table 1 time transponder, and when table 1 and table 2 are in presetting scope, central processing unit control time transponder is started working.
The corresponding function pin of the processor of table 1 and table 2 is electrically connected with time display circuit, button inputting circuits and radio receiving transmitting module, radio receiving transmitting module 31,32 has wireless receiving and dispatching interface, the data communication of the time reference signal provided between table 1 and table 2 is provided by wireless receiving and dispatching interface, the various basic functions making table 1 of the present invention except having general wristwatch, such as high-precision timing Presentation Function, temperature, week, outside the basic function of date etc., add the function receiving time reference signal.
principle of work:
Table 1 and table 2 keep detecting distance therebetween, when both distances are greater than preset distance, table 2 is in the state of wait-receiving mode order, when distance when is between the two less than certain value, table 1 and table 2 are after the above-mentioned information of exchange, the distance confirmation coding sending 32 to the other side will be started, as long as both sides receive the correct distance confirmation coding that the other side sends, then represent therebetween in the distance preset, table 1 is started working, table 1 time transponder is started working reception time reference signal, and this signal is processed by table 1 processor, then send to table 2 radio receiving transmitting module 32 by radio receiving transmitting module 31, this signal differentiated by table 2 processor, and by the Signal transmissions after resolution to time display circuit, when completing the school of table 2.
Table 1 microprocessor module can adopt as existing all processor chips available in same domain such as single-chip microcomputers, support the standard time to help each other the processor chips of shared agreement, in the light of actual conditions can receive time reference signal by various medium, can directly communicate with internet with network interface, the standard time is obtained from the network authorization time server (as China national time service central server etc.) of internet, and when table 1 and table 2 mutual induction, send to table 2 by radio receiving transmitting module through wave point.
The standard time information that agreement receives only is decided by the standard clock source of authority, such as national time service center, Chinese Academy of Sciences's time service center, Unite States Standard (USS) technology institute MTS (state of Colorado) etc., clock standard is the unique not modifiable of authority, current technology has accomplished not differ from one second in 300,000 years and its precision and degree of stability are decided by the atomic clock of these standard clock sources! The obtaining of standard time of the described standard time transponder with radio transmission-receiving function is obtained with the standard time service device of agreement during interconnected network school on internet by internet.During interconnected network school, agreement is the prior art that those skilled in the art can realize.
About the standard time data form received then according to disclosed various standard data communications form, the forms such as such as long-wave communication RRC, BPC, GPS data layout GPRMC form.
The transmission of standard wireless data adopts civilian free common frequency channel 315MHZ or 433MHZ etc., and data layout is 2 milliseconds of initial low levels, sync byte (l byte), (1 byte) is ordered during school, transponder address (4 byte), year, the moon, day, time, point, second (each 1 byte), millisecond (2 byte), CRCS check code (1 byte).Data are 16 scale codings, and signal O is 0. the low level of 56 milliseconds, the high level of 1 millisecond; Signal l is 0. the high level of 56 milliseconds, 0. and the low level of 56 milliseconds.Modulation system is pulse modulation technology (PwM).During in order to avoid school frequently, frequency during school can be arranged, substantially once a day, when also can be arranged to one month pair once.Namely by the setting of time delay module delay time, as long as when table 1 and table 2 are in preset range, also start time delay module while during table 2 school, time delay module command range pick-up unit 12 quits work.
embodiment 2
A kind of set type as described in Example 1 can combine by automatic correcting time wrist-watch, described distance detection device has noise detecting circuit (RSSI) and/or emitting power grade control circuit, and all can coordinate with range observation induction installation 12 with range observation induction installation 11 respectively.Wherein, table 2 sends short pulse coded signal, and this pulse signal is encoded by certain form by central processing unit, and this coded signal is delivered to transmitting-receiving frequency modulation circuit with FSK form carries out frequency conversion, and gained high-frequency signal is launched by antenna loop again.Meanwhile, the central processing unit in table 1 will open transmitting-receiving frequency modulation circuit, the high-frequency signal that reception table 1 sends.The high-frequency signal received from antenna loop carries out low noise amplification through transmitting-receiving frequency modulation circuit and demodulates FSK coded data, gives central processing unit by the 23rd pin of transmitting-receiving frequency modulation circuit.Simultaneously when transmitting-receiving frequency modulation circuit is opened, output one representative is received the voltage signal of high-frequency signal power by its 28th pin (RSSI).The central processing unit of table 1 calculates distance by the RSSI voltage signal of the fsk data or analysis the 28th pin of analyzing transmitting-receiving frequency modulation circuit the 23rd pin.
calculate the method for distance:
Distance is checked by transmitting-receiving frequency modulation circuit the 28th pin RSSI signal.Table 1 and its table 2 all have noise detecting circuit (RSSI).Noise detecting circuit in table 1 is jointly completed by transmitting-receiving frequency modulation circuit and central processing unit, and the noise detecting circuit in table 2 is jointly completed by transmitting-receiving frequency modulation circuit and central processing unit.Wherein the 28th pin of transmitting-receiving frequency modulation circuit exports the voltage signal that represents wireless signal power, and becomes the digital signal representing distance after carrying out analog to digital conversion by central processing unit.When user presets a distance range on table 1, the central processing unit of table 1 will send a control command to table 2 by transmitting-receiving frequency modulation circuit, equally also beam back a confirmation signal after table 2 receives orders to return table 1 and receive orders to represent, table 2 starts fill order simultaneously, and namely the central processing unit U2 of table 2 sends a short coded signal by transmitting-receiving frequency modulation circuit; Table 1 just starts to open the receiving unit of transmitting-receiving frequency modulation circuit circuit after receiving the confirmation signal that table 2 beams back, central authorities' process of table 1 simultaneously starts the RSSI signal voltage detecting transmitting-receiving frequency modulation circuit the 28th pin, logical superpotential height calculates the distance of table 2, if table 1 and table 2 are in the scope preset, table 1 time transponder is started working, receive time reference signal, and share to table 2; If table 1 and table 2 be not in the scope preset, table 1 and table 2 still continue timing according to certain displaying time.
embodiment 3
A kind of set type as described in Example 1 can combine by automatic correcting time wrist-watch, described information sharing module can adopt following scheme: in table 1, be provided with a correcting delay signal broadcast unit, correcting delay signal broadcast unit is electrically connected with time transponder, correcting delay signal broadcast unit adopts ZigBee ad-hoc network to implement correcting delay signal broadcast, and the signal that time transponder can be received is sending to table 2.Be provided with in table 2 time signal receiving element, main control unit, correcting delay signal receiving element and school time unit.
Wherein, the signal that sends of time signal receiving element reception table 1 correcting delay signal broadcast unit; Main control unit is electrically connected with described time signal receiving element, and the signal sent according to table 1 produces correcting delay signal; Correcting delay signal receiving element is connected with main control unit radio communication, receives the correcting delay signal sent by main control unit; During school, unit is electrically connected with correcting delay signal receiving element, and the correcting delay signal his-and-hers watches 2 received according to correcting delay signal receiving element are calibrated, to realize table 2 and table 1 time synchronized.ZigBee ad-hoc network adopts ZigBee technology, ZigBee technology is a kind of wireless communication technology between RFID and bluetooth emerging in recent years, it has the feature of low-power consumption, low cost, low rate, capacity large (network supports at most 65535 nodes), and complete ZigBee protocol stack is made up of application layer, network layer, MAc layer and Physical layer.ZigBee ad-hoc network is operated in the Physical layer of IEEE802 .15.4, its frequency range opens for free, be respectively 2.4GHz (whole world), 915MHz (U.S.) and 868MHz (Europe), adopt the product of ZigBee technology can provide 25Okbit/S (16 channels) on 2.4GHz, provide 4Okbit/s (10 channels) at 915MHz and on 868MHz, provide the 20kbit/S transfer rate of (1 channel), transmission range depends on output power and channel circumstance, between 10m to IO0m, be generally about 30m.At above-mentioned 3 different frequency ranges, all adopt phase modulation technique, particularly, in 915MHz and 868MHz frequency range, adopt the modulation technique of BPSK; 2. adopt the QPsK modulation technique of higher-order to reach the speed of 25okbit/s during 4GHz frequency range, decrease the working time, reduce power consumption.In the present embodiment, in correcting delay signal broadcast unit 3, the topological structure of ZigBee ad-hoc network can be starlike, netted or tree-shaped.Preferably, above-mentioned ZigBee ad-hoc network selects wireless mesh network, and wireless mesh network is also called MESH network, and MEsH network is all formed by connecting by global function device, has higher reliability.
The wrist-watch combination of above-described embodiment 1 or 2 or 3, master meter (i.e. table 1) and subtabulation (i.e. table 2) can be all one or more, as long as subtabulation and master meter are in presetting scope, namely master meter begins through time transponder and receives time reference signal, when realizing the school to the master meter time successively, then correct time is shared to subtabulation, realize successively master meter and subtabulation time synchronized.Such as: there are in one group of wrist-watch 1 master meter (table 1), 2 subtabulations (table 2, table 3), father wears table 1, mother and child and wears table 2, table 3, as long as become a mother or/and when child and father are in presetting scope, when the wrist-watch that father wears starts school, namely time reference signal is received by time transponder, and be transferred to time display unit after being processed to processor by the Signal transmissions received, realize his-and-hers watches 1 automatic correcting time successively; Now, after during table 1 school, table 1 current display time is converted to signal sends to table 2, table 3 radio receiving transmitting module by radio receiving transmitting module by processor, be transferred to the time display unit of table 2, table 3 after the processor of table 2, table 3 processes to the received signal, realize the automatic correcting time of his-and-hers watches 2, table 3 successively.Again there are in such as one group of wrist-watch two master meters (table 1, table 2), three subtabulations (table 3, table 4, table 5), kinsfolk A, B, C, D, E respectively wear one, wherein A, B wear master meter, C, D, E wear subtabulation, as long as when in C, D, E and A, B, anyone is in presetting scope, function when namely can be enabled in the school of the wrist-watch in preset range.
Illustrate that the technical scheme that claim 1 limits, the present invention have listed two kinds of enforceable technical schemes, as seen from the above-described embodiment; in every case by prior art or common practise; with the technical scheme that claim 1 is recorded, realize the object of the invention, all in scope.
Master meter in the various embodiments described above also can be clock.
Claims (8)
1. a set type can combine by automatic correcting time wrist-watch, it is characterized in that: the clock and watch being provided with more than two or two, wherein at least comprises clock and watch 1 and table 2, and be provided with lower device between clock and watch 1 and table 2:
1) can detect clock and watch 1 and table 2 whether be in distance detection device in predetermined distance range,
2) information sharing module;
Described distance detection device coordinates satisfied with information sharing module: when the distance between clock and watch 1 and table 2 is less than or equal to preset distance, clock and watch 1 current time information can be shared to table 2 by information sharing module; Described clock and watch can be clock or table.
2. a kind of set type as claimed in claim 1 can combine by automatic correcting time wrist-watch, it is characterized in that: have at least one piece of wrist-watch x to be provided with at least respectively and between wrist-watch m, wrist-watch n:
1) can respond to wrist-watch x whether be in wrist-watch m, wrist-watch n respectively distance detection device in predetermined distance range,
2) information sharing module;
Described table x is also provided with the standard time transponder be made up of microprocessor module and Network Interface Module; Described distance detection device coordinates with information sharing module and meets: as wrist-watch x and wrist-watch m or/and when distance between wrist-watch n is less than or equal to preset distance, table x current time information can be shared to table n or/and table n by information sharing module.
3. a kind of set type can combine by automatic correcting time wrist-watch as claimed in claim 1 or 2, it is characterized in that: described distance sensing device is made up of antenna loop, transmitting-receiving frequency modulation circuit and central processing unit; Described transmitting-receiving frequency modulation circuit meets can modulate the signal that will send that therefrom central processor comes and the coding that demodulation receives from antenna loop is believed; Described central processing unit meets the signal that can be used for decoding and will send from the coded signal of transmitting-receiving frequency modulation circuit demodulation and coding, and the signal that can be used for coming from transmitting-receiving frequency modulation circuit processes, thus judges whether wrist-watch enters predetermined distance; Described central processing unit also meets can control time transponder, and when making two wrist-watches of specifying enter preset distance, a table receives time reference signal by time transponder, and by information sharing module, this time reference signal is shared another table.
4. a kind of set type can combine by automatic correcting time wrist-watch as claimed in claim 1 or 2, it is characterized in that: described table 1 and table 2 information sharing module form by processor, time display circuit, button inputting circuits and radio receiving transmitting module; Described table 1 time transponder is connected by processor with table 1 time display circuit; Described table 1 radio receiving transmitting module matches with table 2 radio receiving transmitting module, make when table 1 and table 2 mutual induction are to the other side, table 1 current time is converted to signal and issues table 2 radio receiving transmitting module 32 by table 1 processor, this signal differentiated by table 2 processor, and will differentiate rear Signal transmissions to table 2 time display circuit.
5. a kind of set type as described in claim 1 or 3 can combine by automatic correcting time wrist-watch, it is characterized in that: described table 2 radio receiving transmitting module is also provided with time delay module, described time delay module coordinates with table 2 distance detection device, make radio receiving transmitting module when receiving table 1 signal, time delay module is activated, and table 2 distance detection device quits work.
6. set type as claimed in claim 3 can combine by automatic correcting time wrist-watch, it is characterized in that: the method for work of described distance sensing device is: make central processing unit detect from transmitting-receiving frequency modulation circuit come signal voltage, and by detect its voltage height judge both between distance whether exceed preset distance.
7. a kind of set type as claimed in claim 1 can combine by automatic correcting time wrist-watch, and it is characterized in that: be provided with correcting delay signal broadcast unit in described table 1, described correcting delay signal broadcast unit is electrically connected with time transponder; Be provided with in described table 2 with lower device:
1) be connected, receive the time signal receiving element of the signal that correcting delay signal broadcast unit sends with described correcting delay signal broadcast unit matching;
2) signal be electrically connected with described time signal receiving element, sent according to table 1 processor produces the main control unit of correcting delay signal;
3) be electrically connected, receive the correcting delay signal receiving element of the correcting delay signal that main control unit sends with described main control unit;
4) the unit during school that the correcting delay signal his-and-hers watches 2 be electrically connected with described correcting delay signal receiving element, used described correcting delay signal receiving element to receive are calibrated.
8. a kind of set type can combine by automatic correcting time wrist-watch as claimed in claim 7, it is characterized in that: described information sharing module work mode is: correcting delay signal broadcast unit adopts ZigBee ad-hoc network to implement correcting delay signal broadcast, the signal received by time transponder is sending to table 2, time signal receiving element receives the time source signal that correcting delay signal broadcast unit sends, and by this Signal transmissions to main control unit, this signal is converted to correcting delay signal by main control unit, and be transferred to correcting delay signal receiving element, correcting delay signal receiving element by this Signal transmissions to unit during school, during school, unit is calibrated according to the signal his-and-hers watches 2 received.
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| CN201310346068.0A CN104238354A (en) | 2013-08-10 | 2013-08-10 | Whole set type wrist watch combination with automatic time correction function |
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Application publication date: 20141224 |