Fig. 1 represents the structure of conventional wireless electric separation paging receiver.This radio call selecting receiver is by receiving by the reception antenna 1 of the carrier wave of ringing number and information modulation, demodulation is received the receiving circuit 2 of the signal of antenna 1 reception, determine whether received signals is to be used for decoder 3 home receiver and that decipher this signal, the EEPROM4 of the ringing number of storage home receiver, the power-saving control circuit (will abbreviate the BS control circuit as) 5 of the power supply of receiving circuit 2 is supplied with in control, the input information memory 7 of storage input information, conversion operations unit 11, detect the testing circuit 12 of the operation of conversion operations unit 11, the LCD17 of display message, the indicative control unit 16 of control LCD17 display operation, and CPU6 forms.
Shown in Fig. 2 and 3, after connecting the mains switch of radio call selecting receiver (step F-1), BS control circuit 5 is carried out control (BS operation 1) so that power supply is provided for discontinuously receiving circuit 2 before being received being used for bit synchronous preamble.Receiving circuit 2 is carried out to be interrupted and is received operation (step F-2).When the decoded device 3 of preamble detects (step F-3), decoder 3 just outputs signal to BS control circuit 5, stops the interruptedly supplying power to receiving circuit 2, keeps the connection (step F-4) of power supply.Receiving circuit 2 continues to receive operation and waits for frame synchronizing signal.When frame synchronizing signal is detected (step F-5), BS control circuit 5 is carried out control (BS operation 2) (step F-6) again, give receiving circuit 2 power supplies discontinuously, so as to make receiving circuit 2 according to corresponding to the frame number of receiver ringing number consistent timing operate and wait for the ringing number of home receiver.When the decoded device 3 of the ringing number of family expenses receiver detects (step F-7), just give receiving circuit 2 power supplies (step F-8) discontinuously.The information decoded then (step F-9) of the home receiver that receives after ringing number also is stored in the input information memory 7.If (step F-10) receives an input signal (step F-11) continuously after having received full detail, Waiting for Call number (step F-7) then.If do not receive input signal, flow process just turns back to the step (step F-3) of waiting for preamble.Carry out then and be interrupted power operation (BS operation 1) (step F-4).
In this traditional radio call selecting receiver,, when sending receiver to, just receive the information that appends to this ringing number by radio signal when information corresponding to the ringing number of appointment.Owing to this reason, must receive the full detail that the sender transmits, be included in recipient's the unwanted information of user.
This traditional radio call selecting receiver comes down to the device that transmits information each user of recipient.Therefore, the full detail that sends this receiver to according to the distinctive choosing catchword of receiver all will be received.In the radio call selecting receiver of exploitation recently, have a kind of can enjoy so-called with broadcast (Simulcast) service, in this service, a radio call selecting receiver has a plurality of choosings and wails, it is that this receiver is peculiar that a choosing is wailed, and other choosing to wail be that some other receiver is shared, this receiver can be received in its peculiar calling and information under the distinctive ringing number, or is received in and is other receiver shared calling and information under the shared ringing number.Allow to send identical information to a plurality of radio call selecting receivers with the service broadcast.Promptly can carry out transmission simultaneously.May be that recipient's user is unwanted with broadcasting some information that receives in the service range, but this recipient's user can not select input information.
As mentioned above, traditional radio call selecting receiver does not allow recipient's user to select input information.Therefore, along with the increase that transmits information content, the receiving circuit of receiver has to more operate frequently unnecessaryly, and the power consumption of receiver is increased.
Fig. 1 is the block diagram of the structure of the traditional radio call selecting receiver of expression;
Fig. 2 is the flow chart of the power-saving control operation of the traditional radio call selecting receiver of expression;
Fig. 3 is the sequential chart of traditional radio call selecting receiver message pick-up operation of expression and power-saving control operation;
Fig. 4 is the block diagram of structure of the radio call selecting receiver of expression first embodiment of the invention;
Fig. 5 is the block diagram of structure of the radio call selecting receiver of expression second embodiment of the invention;
Fig. 6 is the block diagram of structure of the radio call selecting receiver of expression third embodiment of the invention;
Fig. 7 is the block diagram of structure of the radio call selecting receiver of expression fourth embodiment of the invention;
Fig. 8 is the flow chart of the reception period setting operation in the expression first embodiment of the invention;
Fig. 9 represents to be the information format during every kind of information given transmission according to the of the present invention second and the 4th embodiment;
Figure 10 is the flow chart that is illustrated in receiving mode conversion operations summary among the present invention first to fourth embodiment;
Figure 11 is the flow chart that is illustrated in the operation summary in each receiving mode of the present invention first to fourth embodiment;
Figure 12 is illustrated in the address in ringing number, the POCSAG signal format and the correspondence between the functional address among the of the present invention first and the 3rd embodiment;
Figure 13 is illustrated in first intercharacter correspondence of every kind of information ordinal sum corresponding information among the of the present invention second and the 4th embodiment;
Figure 14 represents the sequential chart of receiving mode conversion operations in embodiments of the present invention;
Figure 15 represents another sequential chart of receiving mode conversion operations in embodiments of the present invention;
Figure 16 represents the another sequential chart of receiving mode conversion operations in embodiments of the present invention;
Figure 17 is illustrated in the sequential chart that message pick-up is operated and power-saving control is operated among the present invention first and the 3rd embodiment;
Figure 18 is illustrated in the sequential chart that message pick-up is operated and power-saving control is operated among the present invention second and the 4th embodiment.
Fig. 4 is the block diagram of structure of the radio call selecting receiver of expression first embodiment of the invention.Label 1 expression receives by the reception antenna of the carrier wave of ringing number and information modulation; Label 2 expression demodulation are received the receiving circuit of the signal of antenna 1 reception; Label 3 expressions determine whether received signals is to be used for decoder home receiver and that decipher this signal; The EEPROM of the ringing number of label 4 expression storage home receivers; The power-saving control circuit (will abbreviate the BS control circuit as) of the power supply of receiving circuit 2 is supplied with in label 5 expression controls; The input information memory of label 7 expression storage input informations; Label 8 expressions can be specified the RAM of the reception period of each ringing number; Label 10 expressions are carried out the timing operation and are being received the permission pattern and receiving the timer circuit of changing between the prohibited mode so that determine whether; The conversion operations unit of reception period is set in label 11 expressions; Label 12 expressions detect the testing circuit of the operation of conversion operations unit 11; The LCD of label 17 expression display message; The indicative control unit of the display operation of label 16 expression control LCD17; Label 6 expression CPU.
Fig. 5 is the block diagram of structure of the radio call selecting receiver of expression second embodiment of the invention.Referring to Fig. 5, this radio call selecting receiver comprises the RAM9 of the reception period that can specify each information, replaced setting the memory 8 of the reception period of each ringing number, so that have the function that decoding is included in specific data and change/setting reception period during each transmission of Information in the input information.Because other circuit structure is identical with structure embodiment illustrated in fig. 4, so omit their description.
Fig. 6 is the block diagram of structure of the radio call selecting receiver of expression third embodiment of the invention.Referring to Fig. 6, the interface control unit to the connection control of outer computer 15 is carried out in label 13 expressions; The interface connector that label 14 expressions are connected with outer computer 15.Utilize this structure, this radio call selecting receiver can be set reception period according to the signal of outer computer 15 rather than according to the conversion operations of receiver.Other circuit structure is identical with structure shown in Figure 4.
Fig. 7 is the block diagram of structure of the radio call selecting receiver of expression fourth embodiment of the invention.This radio call selecting receiver can be set the reception period of each information rather than each ringing number.CPU 6 has the function that decoding is included in specific data and change/setting reception period during each transmission of Information in the input information.Other circuit structure is identical with structure shown in Figure 6.
The circuit operation of above-mentioned each embodiment below will be described.Because basic circuit operation is identical with traditional radio call selecting receiver of describing referring to Fig. 2 and Fig. 3,, below distinctive operation of the present invention is described referring to Fig. 8 so omit such description.
Behind the mains switch of connecting receiver, the switch SW 1 that is arranged in the conversion operations unit 11 was depressed for 1 second or set pattern (step P-1) so that set reception period more than 1 second.After this, the number of times (N) of depressing the switch SW 2 that is arranged in the conversion operations unit 11 is counted (step P-2).If depress switch SW1 than 1 second weak point, just selects to set the ringing number (step P-3) of reception period according to depressing times N.Can be from for example selecting this ringing number 8 ringing numbers.If depress switch SW1 is more than 1 second or 1 second, then flow process just turns back to the step (step P-4) before the step of setting reception period setting pattern.
After step P-3, depressing times N is clearly zero (step P-5), and the times N of depress switch SW2 is counted (step P-6).If depress switch SW1 than 1 second weak point, just begins condition (step P-7) according to depressing times N selective reception permission pattern.This reception permission pattern condition of beginning can be from for example selecting 5 conditions, i.e. " per 10 minutes ", " every 1 hour ", " every 1 day ", " each integral point " and " (only once) immediately ".If depress switch SW1 is more than 1 second or 1 second, flow process just turns back to the step (step P-8) before the step of setting reception period setting pattern.
After step P-7, depressing times N is clearly zero (rapid P-9), and the times N of depress switch SW2 is counted (step P-10).If depress switch SW1 than 1 second weak point, just begins condition (step P-11) according to depressing times N selective reception prohibited mode.This reception prohibited mode condition of beginning can be selected from 3 conditions, i.e. " after message pick-up ", " beginning back 10 minutes in the permission pattern " and " beginning back 1 hour in the permission pattern ".If depress switch SW1 is more than 1 second or 1 second, flow process just turns back to the step (step P-12) before the step of the ringing number of selecting the setting reception period.
Fig. 9 is illustrated in the information format during each transmission of Information of appointment among the present invention second and the 4th embodiment.
When sending between similar transmission period shown in Figure 9 specific data from the sender, just to this data decoding so that set the reception period of receiver.
Referring to Fig. 9, an a is the part of appointment information ordinal number.This part is used for specifying 8 numerals, promptly " 1 " extremely " 8 " in one.Item b subsequently specifies reception period specific data existence/non-existent part.When item b is " 1 ", then there is the reception period specific data.When item b is " 0 ", then there is not the reception period specific data.
Have only and when a b is " 1 ", just set a c.Item c sets to receive the part that the permission pattern begins condition.Promptly c is used for selecting in " per 10 minutes ", " every 1 hour ", " every 1 day ", " each integral point " and " (only once) immediately " condition one to begin condition as reception permission pattern.
Item d is the part of specifying the designated moment when item c is " 6 ", and promptly receiving the permission pattern condition of beginning is " the designated moment ".Have only and when a c is " 6 ", just set a d.
Have only and when a b is " 1 ", just set an e.Item e sets to receive the part that prohibited mode begins condition.Promptly e is used for selecting " after message pick-up ", in " beginning back 10 minutes in the permission pattern " and " beginning back 1 hour in the permission pattern " condition one begins condition as the reception prohibited mode.
Figure 10 is the flow chart that is illustrated in receiving mode conversion operations summary among the present invention first to fourth embodiment.
Behind the mains switch of connecting receiver, set S=0 (step Q-1).CPU 6 checks the memory 8 (according to the first and the 3rd embodiment) of the reception period of setting each calling or sets the memory 9 (according to the second and the 4th embodiment) (step Q-2) of the reception period of each information, and begins to receive the operation (step Q-3) of prohibited mode.If in the operating period that receives prohibited mode, the reception permission pattern condition of beginning of appointment is satisfied (step Q-4), receives prohibited mode and just be transformed into the permission pattern (step Q-5) that receives.If in the operating period that receives the permission pattern, the reception prohibited mode condition of beginning of appointment is satisfied (step Q-6), receives the permission pattern and just be transformed into reception prohibited mode (step Q-3) again.By repeating this operation, just finished the conversion that receives between prohibited mode and the reception permission pattern.This flow chart of design makes receiver irrespectively for each ringing number or each information like this, the execution pattern conversion operations, rather than with respect to receiver execution pattern conversion operations.
Figure 11 is the flow chart of the operation summary in each receiving mode of the present invention first to fourth embodiment.
Behind the mains switch of connecting receiver, CPU 6 checks are for each ringing number of Figure 10 or each receiving mode of each information translation (step S-1 and S-2).If all ringing number or information ordinal number just stop to receiving circuit power supply (step S-3) corresponding to receiving prohibited mode, so that forbid receiving operation.If at least one ringing number or information ordinal number corresponding to receiving the permission pattern, just give receiving circuit 2 power supplies (power saving (BS) operation) (step S-4 and S-9) discontinuously.If received the ringing number (step S-5 and S-10) of home receiver, then carrying out for each ringing number in the situation of appointment, CPU 6 determines (step S-6) according to ringing number.Carrying out in the situation of appointment for each information ordinal number, CPU 6 begins to determine (step S-11) from first character of information.If information is corresponding to receiving the permission pattern, with regard to reception information (step S-7 and S-13).If information does not just receive information (step S-8 and S-14) corresponding to receiving prohibited mode, and carries out power-save operation (step S-1).CPU 6 always check each ringing number or each information ordinal number current receiving mode state and carry out aforesaid operations according to this state.
Figure 12 is illustrated in the address in ringing number, the POCSAG signal format and the correspondence between the functional address among the present invention first and the 3rd embodiment.In " 8 ", represented the combination of POCSAG address and functional address at ringing number " 1 ".
Figure 13 is illustrated in the correspondence between first character of each information ordinal sum corresponding information among the present invention second and the 4th embodiment.Can determine the information ordinal number of expression information type according to first character of each information.
Figure 14 represents the sequential chart of receiving mode conversion operations in embodiments of the present invention.
This slip chart is shown in and only sets a ringing number or information ordinal number, receives the permission pattern condition of beginning and is set to and " (is " every 1 hour " in this situation) at the fixed time at interval and receives the prohibited mode condition of beginning to be set to and " to receive the operation that will be performed when the permission pattern begins back predetermined instant (in this situation for " began back 10 minutes in reception permission pattern).When setting reception period, at first in receiving the permission pattern, carry out the BS operation.Meanwhile, start execution timing operation so that receive the timer circuit of determining 10 that prohibited mode begins condition.If received information during receiving the permission pattern, just resetting and starting timer circuit 10 execution timing operations begins determining of condition so that receive the permission pattern, receives information thus continuously.In case message pick-up finishes, just stop to the receiving circuit power supply, till the reception permission pattern condition of beginning is satisfied.When condition is satisfied, just resets and start timer circuit and carry out the operation that receives the permission pattern again.
Figure 15 represents another sequential chart of receiving mode conversion operations in embodiments of the present invention.
This slip chart is shown in before information is received in the situation shown in Figure 14, when receiving the operation that will be performed when prohibited mode is satisfied.When receiving the permission mode switch to the reception prohibited mode, resetting and starting timer circuit 10 starts the timing operation, begins determining of condition so that receive the permission pattern.
Figure 16 represents the another sequential chart of receiving mode conversion operations in embodiments of the present invention.
This slip chart is shown in and only sets a ringing number or information ordinal number, receives the permission pattern condition of beginning and is set to " the designated moment " and receives the operation that will be performed when the prohibited mode condition of beginning is set to " beginning the back predetermined instant receiving the permission pattern " (being " beginning back 10 minutes in reception permission pattern " in this situation).After reception period was set, before the designated moment, receiver kept being in " breaking " state to the power supply of receiving circuit.In the designated moment, in receiving the permission pattern, carry out the BS operation.Meanwhile, reset and start and carry out the timing operation so that receive the timer circuit of determining 10 that prohibited mode begins condition.If before the reception prohibited mode condition of beginning is satisfied, received information, just received information continuously.If do not receive information, receive the permission pattern and be switched to the reception prohibited mode.In case message pick-up finishes, just stop to receiving circuit 2 power supplies, till beginning the designated moment of condition as reception permission pattern.In the designated moment, reset and start timer circuit 10 so that carry out operation in receiving the permission pattern.
Figure 17 is the sequential chart that message pick-up is operated and power-saving control is operated among expression the present invention first and the 3rd embodiment.
Suppose according to having connected the power supply of receiving circuit 2 corresponding to the own frame (Self-frame) number (in this situation, being F2) of the ringing number of each receiver and having received the ringing number of the home receiver in receiving the permission pattern.At this moment, receive next input information.Otherwise, only own frame energized is cut off the electricity supply to other frame, in case message pick-up finishes, just cut off the power supply of receiving circuit.
Figure 18 is the sequential chart that makes message pick-up operation and power-saving control operation among expression the present invention second and the 4th embodiment.
In order to determine the information ordinal number, first character of necessary reception information.In the POCSAG scheme, be that unit receives with the word.For this reason, different with operation shown in Figure 17, if received the ringing number of home receiver, just receive at least one word of follow-up.If determined to receive information in the permission pattern according to receiving word, just carried out message pick-up continuously.When the information having determined to receive in the permission pattern, just cut off the power supply of receiving circuit.
As mentioned above, according to the present invention, recipient's user sets the receive frequency of each incoming call number or every category information.
Utilize this operation, the user just can receive only always from information many people, that particularly select in a large amount of unspecified people's the input information.Therefore, even the information content that the sender transmits increases, receiving circuit also needn't be carried out any unnecessary operation, can reduce the power consumption of receiver.In addition, any unnecessary information does not need to be stored in the information-storing device of receiver, has reduced the use capacity of memory.