TWI520623B - 4x4 OPTICAL CROSS-CONNECTER? WITH? RECONFIGURABLE WHITE WAVELENGTH CHANNEL - Google Patents

Description

4x4 optical interconnect switching device with configurable white light wavelength channel and its setting method

The present invention relates to a 4x4 optical interconnect switching device capable of configuring a white light wavelength channel, and more particularly to a connection between an arrangement using an arrayed waveguide grating, a plurality of gratings and a plurality of optical switches and an optical path. An equivalent 4x4 optical interconnect switching device.

In recent years, the quality of national life has improved, and Chinese people have become more and more important about information networks and audio-visual entertainment, which has caused major telecom operators to use the traditional PTSN, Wireless Network and the Internet. (Internet) is integrated into a single network and is expected to combine applications such as wireless data transmission, multimedia audio and video services, personalized services and information security. To this end, in order to solve the problem of increasing bandwidth demand, the industry has considered the characteristics of large transmission capacity and good confidentiality in optical communication in recent years to solve the supply and demand problems currently faced by bandwidth. Users enjoy a better communication platform. However, as the transmission speed of optical communication increases and the network architecture becomes more complex, the industry needs a more efficient network node processing system to match it, in which the optical interconnection switching device plays a key role. Character.

Optical cross-connecter (OXC) is moving towards full light The core component of all-optical communication and the optical fiber constitutes an all-optical network. The optical interconnect switching device interconnects and exchanges specific wavelength signals in the all-optical signal, thereby effectively utilizing wavelength resources, and interconnecting a large number of network signals with a small number of wavelengths. Moreover, when the optical fiber is interrupted or faulty, the optical interconnection switching device can automatically complete fault isolation, re-route and reconfigure the network, so that the network signal transmission is not interrupted. However, in order to achieve the above characteristics, a conventional optical interconnect switching device requires a large number of wavelength multiplexers, demultiplexers, and arrayed waveguide gratings in the architecture of the optical interconnect switching device, for which the optical interconnect switching device is The cost increases and the internal structure is complicated, which increases the difficulty of production.

In view of the above problems of the prior art, the object of the present invention is to provide a 4x4 optical interconnect switching device capable of configuring a white light wavelength channel and a setting method thereof, to solve the problem that a general 4x4 optical interconnect switching device has a large number of wavelengths. The assembly of the tool, the demultiplexer, and the arrayed waveguide grating causes a problem of increased cost and difficulty in production.

According to an aspect of the invention, a 4x4 optical interconnect switching device capable of configuring a white light wavelength channel is provided. The 4x4 optical interconnect switching device comprises two arrayed waveguide gratings, a plurality of gratings and first to twelfth optical switches. The two arrayed waveguide gratings each include six first ports and N second ports, where N is a positive integer greater than or equal to twelve. Six first ports are disposed on one side of each of the arrayed waveguide gratings, and one of the arrayed waveguide gratings corresponds to the first of the other arrayed waveguide gratings. N second ports are disposed on the other side of each of the arrayed waveguide gratings, and one of the arrayed waveguide gratings corresponds to the second of the other arrayed waveguide gratings. A plurality of gratings are respectively disposed between the second connection ports of the two arrayed waveguide gratings to form N optical channels. The first photoreactor and the second photoreactor are respectively connected to the first first connection port of one of the arrayed waveguide gratings and the first first connection port of the other of the arrayed waveguide gratings, and the first photoreactor is The second photoreactor constitutes a first photoreactor module, wherein the first photoreactor comprises a first input end and The first output end, the second photoreactor includes a second input end and a second output end. The third photoreactor and the fourth photoreactor are respectively connected to the second first connection port of one of the arrayed waveguide gratings and the second first connection port of the other of the arrayed waveguide gratings, and the third photoreactor is The fourth photoreactor comprises a second photoreactor module, wherein the third photoreactor comprises a third input end and a third output end, and the fourth photoreactor comprises a fourth input end and a fourth output end. The fifth photoreactor and the sixth photoreactor are respectively connected to the third first connection port of one of the arrayed waveguide gratings and the third first connection port of the other of the arrayed waveguide gratings, and the fifth photoreactor is The sixth photoreactor comprises a third photoreactor module, wherein the fifth photoreactor comprises a fifth input end and a fifth output end, and the sixth photoreactor comprises a sixth input end and a sixth output end. The seventh photoreactor and the eighth photoreactor are respectively connected to the fourth first connection port of one of the arrayed waveguide gratings and the fourth first connection port of the other of the arrayed waveguide gratings, and the seventh photoreactor is The eighth photoreactor comprises a fourth photoreactor module, wherein the seventh photoreactor comprises a seventh input end and a seventh output end, and the eighth photoreactor comprises an eighth input end and an eighth output end. The ninth optical switch and the tenth optical switch are respectively connected to a fifth first connection port of one of the arrayed waveguide gratings and a fifth first connection port of the other of the arrayed waveguide gratings, and the ninth optical switch is The tenth photoreactor comprises a fifth photoreactor module, wherein the ninth regenerator comprises a ninth input end and a ninth output end, and the tenth photoreactor comprises a tenth input end and a tenth output end. The eleventh photoreactor and the twelfth photoreactor are respectively connected to a sixth first connection port of one of the arrayed waveguide gratings and a sixth first connection port of the other of the arrayed waveguide gratings, and the eleventh back The optical device and the twelfth illuminator form a sixth ejector module, wherein the eleventh reticle comprises an eleventh input end and an eleventh output end, and the twelfth optical reticle comprises a twelfth input end With the twelfth output. The light returning modules are respectively matched with the arrayed waveguide gratings and corresponding gratings to form first to sixth equivalent 2x2 optical interconnection switching devices, wherein the first to fourth input terminals are respectively formed. Receiving an external optical signal, which is a signal input end, and outputs an optical signal from the ninth to twelfth output ends, and is a signal output end, and the first output end is connected to the seventh input end, The second output end is connected to the fifth input end, the third output end is connected to the eighth input end, the fourth output end is connected to the sixth input end, the fifth output end is connected to the eleventh input end, and the sixth output end is connected to the sixth output end. The ninth input end, the seventh output end is connected to the twelfth input end, and the eighth output end is connected to the tenth input end, thereby forming an equivalent 4x4 optical interconnect switching device.

Preferably, the wavelength of the optical signal transmitted on the odd-numbered strips of the optical channels can be configured according to the following principles: transmitting wavelength signals of wavelengths such as λ _M , λ _N+M , λ _{2N+M ,} and λ _3N+M Where N is a positive integer greater than or equal to twelve, and M is an arbitrary odd number. The wavelengths of the optical signals transmitted on the even-numbered strips of the optical channels can be configured according to the following principles: wavelength signals of wavelengths such as λ _M , λ _N+M , λ _{2N+M ,} and λ _3N+M are transmitted, where N is A positive integer greater than or equal to twelve, and M is an arbitrary even number.

Preferably, each arrayed waveguide grating may be an NxN arrayed waveguide grating, where N is a positive integer greater than or equal to twelve.

Preferably, each of the gratings can be a multi-adjustable Bragg fiber grating.

In addition, the present invention further provides a method for setting a 4x4 optical interconnect switching device capable of configuring a white light wavelength channel, the method comprising: providing two arrayed waveguide gratings; respectively setting six first connections on one side of each arrayed waveguide grating And one of the arrayed waveguide gratings corresponds to the first connection ports in the other array of waveguide gratings; respectively, the N second connection ports are disposed on the other side of each of the arrayed waveguide gratings, and one of the arrayed waveguide gratings is coupled to the other Corresponding to the second connections 阵列 in the arrayed waveguide grating, wherein N is a positive integer greater than or equal to twelve; respectively, a plurality of gratings are respectively disposed between the second connection ports of the two arrayed waveguide gratings to form N strips An optical channel; connecting the first photoreactor and the second photoreactor to the first first connection port of one of the arrayed waveguide gratings and the first one of the other of the arrayed waveguide gratings, and first The photoreactor and the second photoreactor comprise a first photoreactor module, wherein the first photoreactor comprises a first input end and a first output end, and the second photoreactor package a second input end and a second output end; respectively connecting the third photoreactor and the fourth photoreactor to the second one of the one of the arrayed waveguide gratings and the second of the other of the arrayed waveguide gratings a first connection port, and the third photoreactor and the fourth photoreactor comprise a second photoreactor module, wherein the third photoreactor comprises a third input end and a third output end, and the fourth photoreactor comprises a fourth input end and a fourth output end; respectively connecting the fifth photoreactor and the sixth photoreactor to the third first connection port of one of the arrayed waveguide gratings and the third one of the other of the arrayed waveguide gratings Connecting the 埠, and the fifth illuminator and the sixth illuminator form a third illuminator module, wherein the fifth reticle comprises a fifth input end and a fifth output end, and the sixth ejector comprises a sixth input And a sixth output end; connecting the seventh photoreactor and the eighth photoreactor to the fourth first port of the one of the arrayed waveguide gratings and the fourth one of the other of the arrayed waveguide gratings And the seventh photoreactor and the eighth photoreactor form a fourth photoreactor module, wherein the The light returner includes a seventh input end and a seventh output end, and the eighth photoreactor includes an eighth input end and an eighth output end; and the ninth optical switch and the tenth optical switch are respectively connected to one of the arrayed waveguide gratings The fifth first connection port and the fifth first connection port of the other of the arrayed waveguide gratings, and the ninth and tenth optical switches form a fifth photoreceptor module, wherein the ninth port The photoreactor includes a ninth input end and a ninth output end, the tenth photoreactor includes a tenth input end and a tenth output end; and the eleventh optical switch and the twelfth optical switch are respectively connected to one of the a sixth first connection port of the arrayed waveguide grating and a sixth first connection port of the other arrayed waveguide grating, and the eleventh and twelfth optical devices form a sixth photoreceptor module, The eleventh photoreactor comprises an eleventh input end and an eleventh output end, and the twelfth optical switch comprises a twelfth input end and a twelfth output end. The light returning modules are respectively matched with the arrayed waveguide gratings and corresponding gratings to form first to sixth equivalent 2x2 optical interconnection switching devices, wherein the first to fourth input terminals are respectively formed. Receiving an external optical signal, which is a signal input end, and outputs an optical signal from the ninth to twelfth output ends, and is a signal output end, the first output end is connected to the seventh input end, and the second output end is connected Connected to the fifth input end, the third output end is connected to the eighth input end, the fourth output end is connected to the sixth input end, the fifth output end is connected to the eleventh input end, and the sixth output end is connected to the ninth input end. The seventh output terminal is connected to the twelfth input terminal, and the eighth output terminal is connected to the tenth input terminal, thereby forming an equivalent 4x4 optical interconnection switching device.

In view of the above, a 4x4 optical interconnect switching device and a method of setting the same for a configurable white light wavelength channel according to the present invention may have one or more of the following advantages:

(1) The 4x4 optical interconnect switching device of the configurable white light wavelength channel can be composed of a configuration between two arrayed waveguide gratings, a plurality of gratings and a plurality of optical switches and an optical path connection, thereby solving the common problem The 4x4 optical interconnect switching device is composed of a large number of wavelength multiplexers, demultiplexers, and arrayed waveguide gratings, resulting in an increase in cost.

(2) The 4x4 optical interconnect switching device of the configurable white light wavelength channel can be composed of a simple configuration and connection between two arrayed waveguide gratings, several gratings and several optical switches, thereby solving the common problem. The 4x4 optical interconnect switching device is composed of a large number of arrayed waveguide gratings, which causes a problem that production is difficult due to complicated internal structure.

10‧‧‧4x4 optical interconnect switching device

100‧‧‧Arrayed waveguide grating

200‧‧ ‧ grating

300‧‧‧Light channel

401~412‧‧‧Returner

510~560‧‧‧Returner module

610~660‧‧‧Equivalent 2x2 optical interconnect switching device

In1~In12‧‧‧ input

F1~F6‧‧‧First port

Out1~Out 12‧‧‧Output

S1~S12‧‧‧Second connection

Figure 1 is a schematic illustration of a first embodiment of a 4x4 optical interconnect switching device of the configurable white light wavelength channel of the present invention.

Figure 2 is a schematic diagram of first to sixth photoreceptor modules of a first embodiment of a 4x4 optical interconnect switching device of the configurable white light wavelength channel of the present invention.

Figure 3 is a schematic illustration of first to sixth equivalent 2x2 optical interconnect switching devices of a first embodiment of a 4x4 optical interconnect switching device of the configurable white light wavelength channel of the present invention.

Figure 4 is a 4x4 optical interconnection of the configurable white light wavelength channel of the present invention. A schematic diagram of the rules for the equivalent 2x2 optical interconnect switching devices of the device to be interconnected.

Figure 5 is a schematic illustration of the interconnection of the equivalent 2x2 optical interconnect switching devices of the first embodiment of the 4x4 optical interconnect switching device of the configurable white light wavelength channel of the present invention.

Figure 6 is a schematic diagram showing the interconnection of the equivalent 2x2 optical interconnect switching devices of the second embodiment of the 4x4 optical interconnect switching device of the configurable white light wavelength channel of the present invention.

Please refer to FIG. 1 , which is a schematic diagram of a first embodiment of a 4×4 optical interconnect switching device of the configurable white light wavelength channel of the present invention; and FIG. 2 is a configurable white light of the present invention. Schematic diagram of the first to sixth photoreceptor modules of the first embodiment of the 4x4 optical interconnect switching device of the wavelength channel. The 4x4 optical interconnect switching device 10 of the configurable white light wavelength channel comprises two arrayed waveguide gratings 100, a plurality of gratings 200 and first to twelfth optical reflectors 401 to 412. The two arrayed waveguide gratings 100 each include six first ports 1F1 to F6 and twelve second ports 1S1 to S12, that is, N is twelve. Six first ports F1 to F6 are disposed on one side of each of the arrayed waveguide gratings 100, and one of the arrayed waveguide gratings 100 corresponds to the first ports 1F1 to F6 in the other arrayed waveguide grating 100. Twelve second ports S1 to S12 are disposed on the other side of each of the arrayed waveguide gratings 100, and one of the arrayed waveguide gratings 100 corresponds to the second ports 1S1 to S12 in the other arrayed waveguide grating 100. A plurality of gratings 200 are respectively disposed between the second ports 1S1 to S12 of the two arrayed waveguide gratings 100 to form twelve light channels 300.

Incidentally, the first ports 1F1 to F6 are sequentially disposed on one side of each of the arrayed waveguide gratings 100, and the second ports 1S1 to S12 are sequentially disposed in each The other side of the arrayed waveguide grating 100, and the first first port 埠F1 corresponds to the first second port 埠S1, and the second first port 埠F2 corresponds to the third second port 3S3, The third first port 埠F3 corresponds to the fifth second port 5S5, the fourth first port 埠F4 corresponds to the seventh second port 7S7, and the fifth first port 埠F5 and the first port The nine second ports 9S9 correspond to each other, and the sixth first port 埠F6 corresponds to the eleventh second port 埠S11. And a second second port 埠S2 is formed between the first second port 埠S1 and the third second port 埠S3, and the third second port 埠S3 and the fifth second port 埠S5 are The fourth second port 埠S4, the fifth second port 5S5 and the seventh second port 埠S7 have a sixth second port 6S6, and the seventh second port 埠S7 and ninth There is an eighth second port 8S8 between the second port 埠S9, and a tenth second port 10S10 between the ninth second port 9S9 and the eleventh second port 埠S11, and the tenth A second port S11 is located between the tenth second port S10 and the twelfth second port S12.

The first photoreceiver 401 and the second photoreactor 402 are respectively connected to the first first connection port F1 of one of the arrayed waveguide gratings 100 and the first first connection port F1 of the other arrayed waveguide grating 100, and The first photoreactor 401 and the second photoreactor 402 form a first photoreceiver module 510, wherein the first photoreactor 401 includes a first input end In1 and a first output end Out1, and the second photoreactor 402 includes The second input terminal In2 and the second output terminal Out2. The third photoreceiver 403 and the fourth photoreactor 404 are respectively connected to the second first connection port F2 of one of the arrayed waveguide gratings 100 and the second first connection port F2 of the other arrayed waveguide grating 100, and The third photoreactor 403 and the fourth photoreactor 404 form a second photoreceiver module 520, wherein the third photoreactor 403 includes a third input end In3 and a third output end Out3, and the fourth photoreactor 404 includes The fourth input terminal In4 and the fourth output terminal Out4. The fifth photoreceiver 405 and the sixth photoreactor 406 are respectively connected to the third first connection port F3 of one of the arrayed waveguide gratings 100 and the other of the arrayed waveguide gratings 100. The third first port 埠F3, and the fifth photoreceiver 405 and the sixth photoreactor 406 form a third photoreceiver module 530, wherein the fifth photoreactor 405 includes a fifth input end In5 and a fifth output. The terminal Out5, the sixth photoreactor 406 includes a sixth input terminal In6 and a sixth output terminal Out6. The seventh photoreceiver 407 and the eighth photoreactor 408 are respectively connected to the fourth first connection port F4 of one of the arrayed waveguide gratings 100 and the fourth first connection port F4 of the other arrayed waveguide grating 100, and The seventh photoreactor 407 and the eighth photoreactor 408 form a fourth photoreceiver module 540, wherein the seventh photoreactor 407 includes a seventh input end In7 and a seventh output end Out7, and the eighth photoreactor 408 includes The eighth input terminal In8 and the eighth output terminal Out8. The ninth reticle 409 and the tenth illuminator 410 are respectively connected to the fifth first connection 埠F5 of one of the arrayed waveguide gratings 100 and the fifth first connection 埠F5 of the other of the arrayed waveguide gratings 100 The ninth optical 409 and the ninth optical 409 comprise a ninth input end In9 and a ninth output end Out9, and the tenth illuminator 410 includes a tenth input terminal In10 and a tenth output terminal Out10. The eleventh reticle 411 and the twelfth ejector 412 are respectively connected to the sixth first connection 埠F6 of one of the arrayed waveguide gratings 100 and the sixth first connection 埠F6 of the other of the arrayed waveguide gratings 100 The eleventh reticle 411 and the twelfth illuminator 412 form a sixth reticle module 560, wherein the eleventh reticle 411 includes an eleventh input end In11 and an eleventh output end Out11. The twelfth ejector 412 includes a twelfth input terminal In12 and a twelfth output terminal Out12.

In detail, the returning lights in the respective photoreceiver modules are interchangeably connected to the corresponding first connecting ports on the other arrayed waveguide grating 100. For example, the first photoreactor 401 in the first photoreceiver module 510 is connected to the first first connection port F1 of one of the arrayed waveguide gratings 100, and the second photoreactor 402 is connected to the other array of waveguides. The first first port 埠F1 of the grating 100, or the first photoreceiver 401 and the second photoreactor 402 are interchangeable and interchangeably connected to the first first port 埠F1.

The first to twelfth input terminals In1 to In12 respectively input optical signals of different wavelengths, and each of the optical signals is demultiplexed into a plurality of wavelength signals according to a routing rule of one of the arrayed waveguide gratings 100, and the plurality of wavelength signals are combined. The optical channels 300 are sequentially arranged to be transmitted to the other arrayed waveguide grating 100, and the optical signals corresponding to one spectrum of the grating 200 are reflected by the grating 200 and outputted by one of the first to twelfth output terminals Out1 to Out12. The unreflected optical signal is outputted by the other of the first to twelfth output terminals Out1 to Out12. Further, the first to twelfth input terminals In1 to In12 can input optical signals of arbitrary wavelengths.

In detail, when the arrayed waveguide grating 100 performs wavelength demultiplexing, the optical signal received by one end of the arrayed waveguide grating 100 performs a wavelength demultiplexing task via the arrayed waveguide grating 100 to selectively distribute each wavelength signal to Corresponding light channel 300. For example, when an optical signal composed of twelve wavelength signals of different wavelengths is input by the first input terminal In1, the optical signal performs a wavelength demultiplexing task via the arrayed waveguide grating 100 and the twelve wavelength signals are The sequence is assigned to the first to twelfth optical channels 300 for transmission. In addition, when the arrayed waveguide grating 100 performs wavelength multiplexing, the plurality of wavelength signals received by one end of the arrayed waveguide grating 100 are subjected to a wavelength multiplexing task via the arrayed waveguide grating 100 to couple the multiplexed optical signals and pass through the arrayed waveguide. The other end of the grating 100 is output. Therefore, the present invention only needs to use two arrayed waveguide gratings 100 with a simple configuration of several gratings and a plurality of photoreactors to achieve the functions of the wavelength multiplexer and the demultiplexer, thereby reducing the cost.

The wavelengths of the optical signals transmitted on the odd-numbered strips of the optical channels 300 are configured according to the following principles: the optical channels 300 transmit wavelengths of λ _M , λ _N+M , λ _{2N+M ,} and λ _3N+M The wavelength signal, wherein N is twelve, M is an arbitrary odd number; and the wavelengths of the optical signals transmitted on the even-numbered strips of the optical channels 300 are configured according to the following principles: the optical channels 300 transmit λ _M , λ Wavelength signals of wavelengths such as _N+M , λ _2N+M, and λ _3N+M , where N is twelve and M is an arbitrary even number.

For example, the first optical channel transmits wavelength signals such as λ ₁ , λ ₃ , λ ₅ , λ ₇ , λ ₁₁ , λ ₁₃ , and the second optical channel transmits λ ₂ , λ ₄ , λ ₆ , λ ₈ , λ ₁₀ , λ _12, etc., the third optical channel transmits wavelength signals such as λ ₁ , λ ₃ , λ ₅ , λ ₇ , λ ₁₁ , λ ₁₃ , and the fourth optical channel transmits λ ₂ , λ ₄ , λ ₆ , λ ₈ Wavelength signals such as λ ₁₀ and λ ₁₂ follow this rule to the twelfth optical channel.

If the first optical channel transmits wavelength signals of λ ₁ , λ _{3 ,} and λ ₅ , and the spectrum of the grating 200 corresponds to λ ₁ , the wavelength signals of λ ₃ and λ ₅ pass through the grating 200 and are output by the corresponding one output terminal. And the wavelength signal of λ ₁ is reflected by the grating 200 and outputted by the corresponding other output.

Please refer to FIG. 3, which is a schematic diagram of the first to sixth equivalent 2x2 optical interconnect switching devices of the first embodiment of the 4x4 optical interconnect switching device of the configurable white light wavelength channel of the present invention. The first to sixth illuminator modules 510 to 560 are respectively matched with the arrayed waveguide gratings 100 and the gratings 200 to form first to sixth equivalent 2x2 optical interconnection switching devices 610 to 660, respectively. . The first to sixth equivalent 2x2 optical interconnect switching devices 610 to 660 each have two inputs and two outputs.

Please refer to FIG. 4, which is a schematic diagram of the rules for interconnecting the equivalent 2x2 optical interconnect switching devices of the 4x4 optical interconnect switching device of the configurable white light wavelength channel of the present invention. The first to fourth input terminals In1 to In4 receive an external optical signal, and are signal input terminals, and output optical signals from the ninth to twelfth output terminals Out9 to Out12, and are signal output ends, and the first output terminal Out1 Connected to the seventh input terminal In7, the second output terminal Out2 is connected to the fifth input terminal In5, the third output terminal Out3 is connected to the eighth input terminal In8, and the fourth output terminal Out4 is connected to the sixth input terminal In6, the fifth output The end Out5 is connected to the eleventh input end In11, and the sixth output end Out6 is connected to the ninth input end In9, the seventh The output terminal Out7 is connected to the twelfth input terminal In12, and the eighth output terminal Out8 is connected to the tenth input terminal In10, thereby constituting the equivalent 4x4 optical interconnection switching device 10.

Referring to FIG. 1 and FIG. 4, the first to fourth input terminals In1 to In4 respectively receive external optical signals, and then the first to sixth equivalent 2x2 optical interconnection switching devices 610 to 660 are connected to each other. The interconnection of the optical signals is performed several times in the connection relationship, and the optical signals are finally outputted from the ninth to twelfth output terminals Out9 to Out12.

Please refer to FIG. 5, which is a schematic diagram showing the interconnection of the equivalent 2x2 optical interconnection switching devices of the first embodiment of the 4×4 optical interconnection switching device of the configurable white light wavelength channel of the present invention. The first, third, fifth, seventh, ninth and eleventh optical 401, 403, 405, 407, 409 and 411 are sequentially connected to the first to sixth of one of the arrayed waveguide gratings 100 First connections 埠F1 to F6, and the remaining second, fourth, sixth, eighth, tenth and twelfth illuminators 402, 404, 406, 408, 410 and 412 are sequentially connected to another The first to sixth first ports 阵列F1 to F6 of the arrayed waveguide grating 100. The first photoreceiver module 510 is formed by the first photoreactor 401 and the second photoreactor 402. The third photoreactor 403 and the fourth photoreactor 404 form a second photoreceiver module 520. The photoreactor 405 and the sixth photoreactor 406 form a third photoreceiver module 530, and the seventh photoreactor 407 and the eighth photoreactor 408 form a fourth photoreceiver module 540, and the ninth photoreactor 409 The fifth photoreactor module 550 is formed with the tenth photoreactor 410, and the eleventh photoreactor 411 and the twelfth photoreactor 412 form a sixth photoreceiver module 560. Additionally, each of the gratings 200 can be a multi-adjustable Bragg fiber grating.

On the other hand, each of the arrayed waveguide gratings 100 may be an NxN arrayed waveguide grating having N first connection ports and N second connection ports, where N is a positive integer greater than or equal to twelve. When each arrayed waveguide grating 100 has twelve second connections 埠S1 to S12, that is, N is equal to twelve, the arrayed waveguide grating 100 has twelve first ports and twelve 12x12 arrayed waveguide gratings of the second connection, wherein only six of the twelve first connection ports are used, and each of the twelve second connection ports is used, and the two arrayed waveguide gratings are Twelve optical channels are formed between the second ports. However, when each arrayed waveguide grating 100 has sixteen second connections ,, that is, N is equal to sixteen, the arrayed waveguide grating 100 has sixteen first connection ports and sixteen second ports 16 16×16 array waveguide gratings. , wherein only six of the sixteen first ports are used, and each of the sixteen second ports is used, and sixteen strips are formed between the second ports of the two arrayed waveguide gratings Light channel.

The first to sixth illuminator modules 510 to 560 are respectively matched with the arrayed waveguide gratings 100 and the gratings 200 to sequentially form the first to sixth equivalent 2x2 optical interconnection switching devices 610 to 660. And by the first to twelfth illuminators 401 to 412, the rule connection shown in FIG. 4 is connected to each other, thereby constituting the equivalent 4x4 optical interconnection switching device 10.

In detail, the first photoreceiver 401 includes a first input end In1 and a first output end Out1, and the second photoreactor 402 includes a second input end In2 and a second output end Out2. The third photoreactor 403 includes a third input end In3 and a third output end Out3, and the fourth photoreactor 404 includes a fourth input end In4 and a fourth output end Out4. The fifth photoreactor 405 includes a fifth input end In5 and a fifth output end Out5, and the sixth photoreactor 406 includes a sixth input end In6 and a sixth output end Out6. The seventh photoreactor 407 includes a seventh input end In7 and a seventh output end Out7, and the eighth photoreactor 408 includes an eighth input end In8 and an eighth output end Out8. The ninth photoreactor 409 includes a ninth input terminal In9 and a ninth output terminal Out9, and the tenth photoreactor 410 includes a tenth input terminal In10 and a tenth output terminal Out10. The eleventh photoreactor 411 includes an eleventh input end In11 and an eleventh output end Out11, and the twelfth photoreactor 412 includes a twelfth input end In12 and a twelfth output end Out12. Wherein, the first to fourth input terminals In1 to In4 receive an external optical signal, and are signal input terminals, and are ninth to twelfth output terminals Out9 to Out12 output optical signals, and as signal output ends, the first output terminal Out1 is connected to the seventh input terminal In7, the second output terminal Out2 is connected to the fifth input terminal In5, and the third output terminal Out3 is connected to the eighth input terminal. In8, the fourth output terminal Out4 is connected to the sixth input terminal In6, the fifth output terminal Out5 is connected to the eleventh input terminal In11, the sixth output terminal Out6 is connected to the ninth input terminal In9, and the seventh output terminal Out7 is connected to the first The twelve input terminal In12 and the eighth output terminal Out8 are connected to the tenth input terminal In10, thereby constituting the equivalent 4x4 optical interconnection switching device 10.

Please refer to FIG. 6 , which is a schematic diagram showing the interconnection of the equivalent 2×2 optical interconnection switching devices of the second embodiment of the 4×4 optical interconnection switching device of the configurable white light wavelength channel of the present invention. In this embodiment, the configurations of the same components are similar to those of the previous embodiment, and the similarities are not described herein. The biggest difference between this embodiment and the previous embodiment lies in the configuration of the first to twelfth photoreactors 401 to 412.

The first, third, sixth, eighth, ninth and eleventh optical switches 401, 403, 406, 408, 409 and 411 are sequentially connected to the first to the first of the arrayed waveguide gratings 100. Six first ports 1F1 to F6, and the remaining second, fourth, fifth, seventh, tenth and twelfth illuminators 402, 404, 405, 407, 410 and 412 are sequentially connected to another The first to sixth first connections 埠F1 to F6 of an array of waveguide gratings 100. And by the first to twelfth illuminators 401 to 412, the rule connection shown in FIG. 4 is connected to each other, thereby constituting the equivalent 4x4 optical interconnection switching device 10.

The above is intended to be illustrative only and not limiting. Equivalent modifications and variations of the present invention are intended to be included within the scope of the appended claims.

100‧‧‧Arrayed waveguide grating

200‧‧ ‧ grating

300‧‧‧Light channel

401~412‧‧‧Returner

In1~In12‧‧‧ input

F1~F6‧‧‧First port

Out1~Out 12‧‧‧Output

S1~S12‧‧‧Second connection

Claims (8)

A 4x4 optical interconnect switching device capable of configuring a white light wavelength channel, comprising: two arrayed waveguide gratings, each comprising: six first connecting ports disposed on one side of each of the arrayed waveguide gratings, and one of the arrays a waveguide grating corresponding to the first connection ports in the other of the arrayed waveguide gratings; and N second connection ports disposed on the other side of each of the arrayed waveguide gratings, and one of the arrayed waveguide gratings and the other Corresponding to the second connections 中 in the arrayed waveguide grating, wherein N is a positive integer greater than or equal to twelve; a plurality of gratings are respectively disposed between the second connection ports of the two arrayed waveguide gratings, and Forming N optical channels; a first photoreactor and a second photoreactor connected to the first one of the first one of the arrayed waveguide gratings and the other of the other of the arrayed waveguide gratings The first switcher and the second photoreactor comprise a first photoreceptor module, wherein the first photoreactor comprises a first input end and a first output end, The second photoreactor includes a second input end and a a second output end; a third photoreactor and a fourth photoreactor connected to a second one of the first connection port of the arrayed waveguide grating and the second of the other of the arrayed waveguide gratings a connection port, and the third photoreactor and the fourth photoreactor form a second photoreactor module, wherein The third photoreactor includes a third input end and a third output end, the fourth photoreactor includes a fourth input end and a fourth output end; a fifth photoreactor and a sixth return light Connected to a third of the first connection ports of one of the arrayed waveguide gratings and a third of the first connection ports of the other of the arrayed waveguide gratings, and the fifth and the sixth returning device The optical device comprises a third optical switch module, wherein the fifth optical switch comprises a fifth input end and a fifth output end, the sixth optical switch comprises a sixth input end and a sixth output end a seventh optical switch and an eighth optical switch respectively connected to a fourth of the first connection port of the one of the arrayed waveguide gratings and a fourth of the first connection ports of the other of the arrayed waveguide gratings And the seventh photoreactor and the eighth photoreactor comprise a fourth photoreactor module, wherein the seventh photoreactor comprises a seventh input end and a seventh output end, the eighth return light The device includes an eighth input end and an eighth output end; a ninth optical switch and a tenth optical switch are respectively connected to one of the arrays a fifth one of the first connection ports of the grating and a fifth one of the other of the arrayed waveguide gratings, and the ninth photoreactor and the tenth photoreactor form a fifth photoreactor a module, wherein the ninth illuminator comprises a ninth input end and a ninth output end, and the tenth illuminator comprises a tenth input end and a tenth output end; An eleventh illuminator and a twelfth illuminator are respectively connected to a sixth one of the first connection 其中 of the one of the arrayed waveguide gratings and the sixth one of the other of the arrayed waveguide gratings埠, and the eleventh photoreactor and the twelfth photoreactor form a sixth photoreactor module, wherein the eleventh photoreactor comprises an eleventh input end and an eleventh output end The twelfth optical reflector includes a twelfth input end and a twelfth output end; wherein the photoreceiver modules are respectively matched with the arrayed waveguide gratings and correspondingly the gratings, and sequentially Forming first to sixth equivalent 2x2 optical interconnect switching devices, wherein the first input end to the fourth input end receive an external optical signal, and is a signal input end, and the ninth output end to the twelfth The output end outputs an optical signal, and is a signal output end, the first output end is connected to the seventh input end, the second output end is connected to the fifth input end, and the third output end is connected to the eighth input end The fourth output is connected to the sixth input, and the fifth output is connected to the eleventh In the input end, the sixth output end is connected to the ninth input end, the seventh output end is connected to the twelfth input end, and the eighth output end is connected to the tenth input end, thereby forming an equivalent 4x4 Optical interconnect switching device. The 4x4 optical interconnect switching device of the configurable white light wavelength channel according to claim 1, wherein the wavelength of the optical signal transmitted on the odd-numbered strips of the optical channels is configured according to the following principles: a wavelength signal of wavelengths λ _M , λ _N+M , λ _{2N+M ,} and λ _3N+M , where N is a positive integer greater than or equal to twelve, M is an arbitrary odd number; and an even number of the optical channels The wavelength of the transmitted optical signal is configured according to the following principles: a wavelength signal of wavelengths such as λ _M , λ _N+M , λ _{2N+M ,} and λ _3N+M is transmitted, where N is greater than or equal to twelve. Integer, M is any even number. The 4x4 optical interconnect switching device of the configurable white light wavelength channel according to claim 1, wherein each of the arrayed waveguide gratings is an NxN arrayed waveguide grating, wherein N is a positive integer greater than or equal to twelve. The 4x4 optical interconnect switching device of the configurable white light wavelength channel of claim 1, wherein each of the plurality of gratings is a multi-adjustable Bragg fiber grating. A method for setting a 4x4 optical interconnect switching device capable of configuring a white light wavelength channel, comprising: disposing two arrayed waveguide gratings; respectively, providing six first connection ports on one side of each of the arrayed waveguide gratings, and one of the The arrayed waveguide grating corresponds to the first connection ports in the other of the arrayed waveguide gratings; N second connection ports are respectively disposed on the other side of each of the arrayed waveguide gratings, and one of the arrayed waveguide gratings is coupled to the other Corresponding to the second connections 该 in the arrayed waveguide grating, wherein N is a positive integer greater than or equal to twelve; and a plurality of gratings are respectively disposed between the second connection ports of the two arrayed waveguide gratings to form N light channels; Connecting a first photoreactor and a second photoreactor to the first one of the first connection port of the one of the arrayed waveguide gratings and the first one of the other of the arrayed waveguide gratings, The first photoreactor and the second photoreactor comprise a first photoreactor module, wherein the first photoreactor comprises a first input end and a first output end, the second photoreactor a second input end and a second output end are respectively connected; a third photoreactor and a fourth photoreceptor are respectively connected to the second one of the first array of the arrayed waveguide grating and the other of the array a second one of the waveguides, wherein the third photoreactor and the fourth photoreactor comprise a second photoreceptor module, wherein the third photoreactor comprises a third input end And a third output end, the fourth photoreactor includes a fourth input end and a fourth output end; respectively connecting a fifth photoreactor and a sixth photoreactor to one of the arrayed waveguide gratings a third of the first connection port and a third one of the other of the arrayed waveguide gratings, and the fifth photoreceptor The sixth photoreactor comprises a third photoreactor module, wherein the fifth photoreactor comprises a fifth input end and a fifth output end, the sixth photoreactor comprises a sixth input end and a first a sixth output end; connecting a seventh photoreactor and an eighth photoreactor to the fourth of the first array of the arrayed waveguide grating and the fourth of the other of the arrayed waveguide gratings a connection port, and the seventh photoreactor and the eighth photoreactor form a fourth photoreactor module, The seventh photoreactor includes a seventh input end and a seventh output end, the eighth photoreactor includes an eighth input end and an eighth output end; and a ninth photoreactor and a tenth The photoreceiver is respectively connected to a fifth one of the first connection port of the one of the arrayed waveguide gratings and the fifth one of the other of the arrayed waveguide gratings, and the ninth photoreactor and the tenth The reticle comprises a ninth input end and a ninth output end, and the tenth photoreactor comprises a tenth input end and a tenth output end And connecting an eleventh photoreactor and a twelfth photoreceptor to a sixth one of the first one of the arrayed waveguide gratings and the other of the other of the arrayed waveguide gratings a first port, and the eleventh photoreactor and the twelfth photoreactor comprise a sixth photoreceptor module, wherein the eleventh photoreactor comprises an eleventh input end and a tenth An output end, the twelfth photoreactor comprises a twelfth input end and a twelfth output end; wherein the photoreceiver modules respectively The arrayed waveguide gratings and correspondingly the gratings are sequentially formed to form the first to sixth equivalent 2x2 optical interconnection switching devices, wherein the first input terminal to the fourth input terminal receive an external optical signal and are signals Input end, and outputting an optical signal from the ninth output end to the twelfth output end, and being a signal output end, the first output end is connected to the seventh input end, and the second output end is connected to the fifth end An input end, the third output end is connected to the eighth input end, and the fourth output end is connected to the sixth input end, the fifth end The output end is connected to the eleventh input end, the sixth output end is connected to the ninth input end, the seventh output end is connected to the twelfth input end, and the eighth output end is connected to the tenth input end Thereby forming an equivalent 4x4 optical interconnect switching device. A method for setting a 4x4 optical interconnect switching device of a configurable white light wavelength channel according to claim 5, wherein the wavelength of the optical signal transmitted on the odd-numbered strips of the optical channels follows the following principles Configuration: transmitting a wavelength signal of wavelengths λ _M , λ _N+M , λ _{2N+M ,} and λ _3N+M , where N is a positive integer greater than or equal to twelve, M is an arbitrary odd number; and the optical channels The wavelength of the optical signal transmitted on the even strips is configured according to the following principles: a wavelength signal of wavelengths such as λ _M , λ _N+M , λ _{2N+M ,} and λ _3N+M is transmitted, wherein N is greater than or equal to ten A positive integer of two, M is an arbitrary even number. A method for setting a 4x4 optical interconnect switching device of a configurable white light wavelength channel according to claim 5, wherein each of the arrayed waveguide gratings is an NxN arrayed waveguide grating, wherein N is a positive integer greater than or equal to twelve . A method of arranging a 4x4 optical interconnect switching device of a configurable white light wavelength channel according to claim 5, wherein each of the plurality of gratings is a multi-adjustable Bragg fiber grating.